CAT & OMETs JEE JEE Foundation IPMAT GMAT

91- 6303239042 SSC Material

SSC JE Mechanical Engineering 25th May 2014 Shift-2

Download PDF

In the following questions, select the related word/letters/numbers from the given alternatives.

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 1

Uttarakhand : Dehradun :: Mizoram : ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 2

Crime : Court :: Disease : ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 3

YQXP : JBIA :: OVNU : ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 4

ADGJ : BEHK :: DGJM : ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 5

ACE : BDF :: GIK : ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 6

CAT : BIG :: DDY : ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 7

1 : 1 :: 10 : ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 8

7 : 56 :: 5 : ?

For the following questions answer them individually

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 9

The following numbers fall in a group. Which one does not belong to the group ?
53, 63, 83, 73

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 10

Which one is the same as Mumbai, Kolkata and Cochin

In the following questions, find the odd word/letters/number pair from the given alternatives.

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 11

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 12

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 13

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 14

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 15

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 16

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 17

For the following questions answer them individually

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 18

Find the smallest number which when divided by 25, 40, or 56 has in each case 13 as remainder.

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 19

Arrange the following words as per order in the dictionary:
1. Emplane
2. Empower
3. Embrace
4. Elocution
5. Equable

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 20

Which one of the given response would be a meaningful order of the following words ?
1. Sowing
2. Tilling
3. Reaping
4. Weeding

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 21

Arrange the colours of the rainbow (in the reverse order)(from the top edge):
Red, Orange, ......
1. Blue
2. Indigo
3. Yellow
4. Green
5. Violet

In the following questions, a series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 22

CEG, JLN, QSU, ......

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 23

B-1, D-2, F-4, H-8, J-16, .....

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 24

CGJ, KOR, TXA, .........

In the following questions find the missing number from the given responses.

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 25

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 26

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 27

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 28

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 29

For the following questions answer them individually

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 30

Arrange the letters to form a word and suggest what is it.
NGDEALN

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 31

If A = 1, B = 2 and N = 14, then BEADING = ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 32

If A = 1, AGE = 13, then CAR = ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 33

If an electric train runs in the direction from North to South with a speed of 150 km/hr covering 2000 km, then in which direction will the smoke of its engine go ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 34

If 1 = 1, 2 = 3, 3 = 5, and 4 = 7, then 5 = ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 35

Find the answer of the following:
7 + 3 = 421
11 + 7 = 477
9 + 5 = 445
6 + 2 = ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 36

Find the odd number out:
18, 34, 36, 54

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 37

Introducing a girl, Ram said to his son-in-law, "Her brother is the only son of my brother-in-law." Who is the girl of Ram ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 38

Which of the following are the lines of symmetry ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 39

Murthy drove from town A to town B. In the fist hour, he travelled $$\frac{1}{4}$$ of the journey. In the next one hour, he travelled $$\frac{1}{2}$$ of the journey. In the last 30 minutes, he travelled 80 km. Find the distance of the whole journey.

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 40

Identify the answer figure from which the pieces given in question figure have been cut.

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 41

Which of the answer figures is not made up only by the components of the question figure?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 42

Which of the following numbers is present only in the square and the circle?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 43

Which figure represents the relation among Computer, Internet and Information-Communication Technology?

In the following questions, one or two statements are given, followed by three/four Conclusions/Arguments, I, II, III and IV. You have to consider the statements to be true, even if they seem to be at variance from commonly known facts. You are to decide which of the given Conclusions/Arguments can definitely be drawn from the given statement(s). Indicate your answer.

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 44

Statements :
1. SAGE is a reputed publisher of both journals and books.
2. All publishing of SAGE is highly qualitative.
Conclusions :
I. SAGE publishes qualitative articles.
II. SAGE did not publish lowest quality articles.
III. SAGE enriches its publications by high scrutinization.

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 45

Statements:
Should little children be loaded with such heavy school bags ?
Arguments :
I. Yes, a heavy bag means more knowledge.
II. No, heavy school bags spoil the posture of the children.
III. Yes, children need to be adapted for earning knowledge.
IV. No, a heavy bag never ensures knowledge gathering.

In the following questions, which answer figure will complete the pattern in the question figure ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 46

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 47

For the following questions answer them individually

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 48

A piece of paper is folded and cut as shown below in the question figures. From the given answer figures, indicate how it will appear when opened.

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 49

If a mirror is placed on the line MN, then which of the answer figures is the correct image of the question figure?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 50

In the following question, a matrix of certain characters is given. These characters follow a certain trend, row-wise or column-wise. Find out this trend and choose the missing characters accordingly.

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 51

Classification of Economics into two branches (Macro Economics and Micro Economics) was done by

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 52

'Capital Goods' refers to goods which

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 53

NNP is equal to

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 54

Rate of growth of an economy is measured in terms of

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 55

The basic characteristic of oligopoly is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 56

Governor will act on the advice of Council of Ministers while

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 57

The Supreme Court of India was set up by the

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 58

Which Constitutional Amendment provoided Constitutional status to Panchayat Raj Institutions ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 59

Who has the power to pardon in case of capital punishment ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 60

The Union Public Service Commission of India has been established under

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 61

The Harappans worshipped

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 62

Gandhiji started the Dandi March for

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 63

The famous court poet of Akbar was

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 64

Who established four great Mathas at the four corners of India - Sringeri, Puri, Dwaraka and Badrinath ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 65

The local name of Mohenjodaro is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 66

Which is the longest dam in India ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 67

The Thermal Power Plant in Tamil Nadu is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 68

Which of the following regions does not come under the Mediterranean type of climate ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 69

The main cause of faulting is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 70

'Pan America' refers to

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 71

Most primitive living vascular plants are

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 72

Temporary wilting occurs in plants due to

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 73

Lichens are a symbiotic association of

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 74

Photophobia is caused by the deficiency of

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 75

Which of the following is pressent only in plant cell ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 76

The yellow colour of mangoes is due to the presence of

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 77

Lunar eclipse is caused by shadow of the

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 78

The largest planet in the solar system is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 79

Asteroid belt is a region in the solar system that exists between the orbits of

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 80

Electrocardiograph (ECG) is used to measure

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 81

USB stands for

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 82

In computer network terminology, WAN stands for

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 83

Which element produces hydrogen on reaction with strong alkali ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 84

Which metal does not react with dilute $$H_2SO_4$$?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 85

The unit of rate of reaction is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 86

Salt that dissolves in aqueous ammonia solution is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 87

Residence time of water molecule in the ocean is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 88

Biotic environment includes

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 89

A natural phenomenon that becomes harmful due to pollution is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 90

Decomposers include

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 91

Who said about religion that "it is the opium of the masses"?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 92

The first woman in the world to have climbed Mt. Everest twice is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 93

What is the basic foundation of

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 94

Amir Khusran was a famous poet in the court of

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 95

In the year 1905, Gopal Krishna Gokhale founded the

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 96

Gandhiji believed that Satyagraha is a weapon of

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 97

Pt. Shiv Kumar Sharma is an exponent of

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 98

Patanjali is well-known for the compilation of

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 99

Which of the following Presidents of America abolished Slavery ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 100

Who is the first woman cosmonaut of the world

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 101

Which law of motion (of Newton) gives the measure of force ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 102

The shear stress at the centre of a circular shaft undertorsion is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 103

The direction of frictional force acting on a body which can slide on a fixed surface is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 104

What strength of the material is to be considered for design of a ductile component undercyclic load ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 105

For any given power and permissible shear stress, the rotational speed of shaft andits diameter are correlated by the expression

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 106

The angle turned by a wheel while it starts from rest and accelerates at constantrate of 3 rad/s$$^2$$ for an interval of 20 sec is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 107

Stress due to change in temperature developed in a bar depends upon

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 108

Strength of the beam depends on

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 109

A reversible heat engine working at the rate of 100kW has an efficiency of 20%. The magnitudes of heat transfer rate from the source and to the sink in kW would be, respectively,

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 110

The friction between objects that are stationary is called

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 111

Fatigue of a component is due to

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 112

If $$V_i$$be the inlet absolute velocity to blades, $$V_b$$ be the tangential blade velocity and $$\alpha$$ br the nozzle angle, then for maximum blade efficiency for single-stage impulse turbine

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 113

In diesel engines, the duration between the timeofinjection andignition, is known as

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 114

The process of supplying the in take air to the engine cylinder at a density more than the density of the surrounding atmosphere is known as

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 115

Which of the following expressions gives the entropy change in an isobaric heating process from $$T_1$$ to $$T_2$$ ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 116

Morsetest is conducted on

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 117

In spark ignition (SI) engines, the possibility of knockingcari be reduced by

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 118

Higher compression ratio in diesel engine results in

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 119

What salts of calcium and magnesium cause temporary hardness of boiler feed water?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 120

Which of the following does not relate to steam engine ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 121

Self-ignition temperature of diesel a compared to petrol

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 122

The binding material used in cemented carbide tools is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 123

The water hammer pressure in a pipe can be reduced by

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 124

When a fluid is in motion, the pressure at a point is same in all directions. Then thefluid is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 125

Density of water is maximum at

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 126

The ability of a tool materialto resist shock or impact forces is known as

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 127

The tool material which has high heat and wear resistance is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 128

To improve the surface finish of castings, the following additive is used in the moulding sand :

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 129

Cereals are added to the moulding sand to improve the following:

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 130

Plastic toys are usually produced by using

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 131

Generally used fuel gas in gas welding is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 132

Spot welding, projection welding and seam welding belongto the category of

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 133

Which one of the following is an example of solid state welding ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 134

The shape andsize of sand grains affects the following property :

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 135

The velocity distribution for flow over a flat plate is given by $$u = (y - y^2)$$ in whichu is velocity in metres per second at a distance y metres above the plate. What is the shear stress value at y = 0.15 m ? The dynamic viscosity of fluid is 8.0 poise.

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 136

Froude’s Number relates to

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 137

In pitot-tube the velocity of flow at a point is reduced to zero. That pointis called as

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 138

The velocity distribution in a pipe flow is parabolic if the flow is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 139

Mercury does not wet the glass surface. This property of mercury is due to

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 140

Loss of head due to friction in a uniform diameter pipe with viscousflow is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 141

Maximum theoretical efficiency of Pelton wheel is obtained when the ratio of bucket speed to jet speed is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 142

The velocity at a point on the crest of a model dam was measured to be 1m/s. The corresponding prototype velocity for a linear scale ratio of 25, in m/s, is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 143

Pressure force on the 15 cm diameter headlight of an automobile travelling at 0.25 m/s is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 144

A piece of metal of specific gravity 7 floats in mercury of specific gravity 13.6. What fraction of its volume is under mercury ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 145

The friction head lost due to flow of a viscous fluid through a circular pipe of length L and diameter d with a velocity v and pipe Fanning friction factor f is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 146

The ratio of pressures between two points A and B located respectively at depths 0.5 m and 2 m below a constant level of water in a tank is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 147

A hydraulic turbine runs at 240 rpm under a head of 9 m. Whatwill be the speed (in rpm) of the turbineif operating head is 16 m?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 148

The discharge of a liquid of kinematic viscosity $$4 \times 10^{-2} m^2/s$$ through a 80 mm diameter pipe is $$3200 \pi \times 10^{-4} m^3/s$$. The flow is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 149

Assertion (A) :
If a hot metal ball is quenched in a liquid of low temperature, heat transfer will take place from metal ball to liquid and not in the reverse direction.
Reason(R) :
Heat transfer process from hot metal ball to liquid ‘at lower temperature complies with the increase of entropy principle i.e. $$S_{gen} \geq 0$$ and the reverse process does not.

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 150

The boiling and freezing points for water are marked on a temperature scale P as $$130^\circ P$$ and $$-20^\circ P$$ respectively. What will be the reading on this scale corresponding to $$60^\circ C$$ on Celsius scale ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 151

In a reaction turbine, the heat drop in fixed bladeis 8 kJ/kg and total heat drop per stage is 20 kJ/kg. The degreeof reaction is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 152

A closed balloon containing 10 kg of helium receives 5 kJ/kg of heat. During this process, the volume of the balloon slowly increases by 0.2 m$$^3$$ at constant pressure of 100 kPa. The changein internal energy,in kJ, is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 153

A gas in a container A is in thermal equilibrium with anothergas of the same mass in container B. If the corresponding pressures and volumes are denoted by suffixes A and B, then which of the following statements is true ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 154

A liquid flows from low level $$Z_1$$, pressure $$P_1$$, to a higher level $$Z_2$$, pressure $$P_2$$. It can be concluded

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 155

The food compartment of a refrigerator is maintained at $$4^\circ C$$ by removing heatfrom it at a rate of 360 kJ/min. If the required power input to the refrigerator is 2 kW, the COP of the refrigerator is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 156

For a 4-stroke diesel engine, the compression ratio is 21 : 1 and the cut-off ratio is 2: 1. What is its expansion ratio ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 157

A ball is dropped vertically downwards, it hits the floor with a velocity of 9 m/s and bounces to a distance of 1.2 m.Coefficient of restitution between the floor and the ball is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 158

For a material with Poisson’s ratio 0.25, the ratio of modulus of rigidity to modulus of elasticity will be

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 159

If equal and opposite forces applied to a body tend to elongate it, then the stress produced is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 160

What type of contact occurs during meshing of helical gears ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 161

Which one of the following drives is used for transmitting power without slip ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 162

The contact between cam and follower is to form a

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 163

Which of the following is antifriction bearing ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 164

Helical gears have their teeth

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 165

When the speed of governor increases, then

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 166

A body of weight 30 N rests on a horizontal floor. A gradually increasing horizontal force is applied to the body which just starts moving when the force is 9 N. The coefficient of friction between the body and the floor will be

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 167

A body of weight W is placed on a rough inclined plane. The inclination of‘the plane with the horizontal is less than the angle of friction. The body will

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 168

An adiabatic process in a thermodynamic system is one in which there is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 169

A device used to increase the temperature of saturated steam withoutraising its pressureis called

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 170

Maximum diagram efficiency for Parson’s reaction turbine is given by

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 171

In an isothermal process, the internal energy

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 172

Which of the following is a boiler mounting ?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 173

Which part of a petrol engine would need modifications if the engineis to be madeto run on LPG?

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 174

The compression ratio for a practical diesel engineusually lies in the range

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 175

For a four-cylinder engine,the firing order for evennessof torque is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 176

The drag coefficient is defined as

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 177

The length of the divergent portion of venturimeter in comparison to convergent portion is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 178

The delay period in a petrol engine is of the order of

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 179

Octane number of iso-octane is

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 180

The silencer of an IC engine

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 181

Figure shows a four bar chain and the number indicates the respective link lengths in cm. The type of the mechanism is known as

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 182

A slider sliding at 10 cm/s on a link which is rotating at 60 rpm, is subjected to Coriolis acceleration of magnitude, in cm$$^2$$/s,

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 183

The twining moment (T) delivered by a flywheel with respect to its angular displacement is given by the following expression:
$$T = 14000 + 7000 \sin \theta$$
The values of $$\theta$$ for which delivered torque is equal to mean torque for a single cycle are

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 184

The shearing strength ofa rivet is 50 N/mm$$^2$$. If the diameterofthe rivet is doubled, thenits shearing strength will be

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 185

A differential gear in an automobileis a

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 186

Creep in belt drive is due to

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 187

The crank shaft turning in a journal bearing forms a

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 188

Name the mechanism in which the Coriolis component of acceleration is to be considered.

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 189

Bevel gears are used to transmit rotary motion between two shafts whose axes are

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 190

The coefficient of discharge ($$c_d$$) of an orifice varies with

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 191

Using Blasius equation, the friction factor for turbulent flow through pipes varies as

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 192

The specific speed ($$N_S$$) of a centrifugal pump is given by

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 193

Pressure intensity inside the water droplets is (where $$\sigma$$ - surface tension, d - diameter of bubble)

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 194

The length of a rectangular weir is L and height $$H_1$$. The maximum depth of water on the upstream side of the weir is H. Flow rate over the notch (Q) is