Uttarakhand : Dehradun :: Mizoram : ?
SSC JE Mechanical Engineering 25th May 2014 Shift-2
In the following questions, select the related word/letters/numbers from the given alternatives.
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Crime : Court :: Disease : ?
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YQXP : JBIA :: OVNU : ?
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ADGJ : BEHK :: DGJM : ?
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ACE : BDF :: GIK : ?
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CAT : BIG :: DDY : ?
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1 : 1 :: 10 : ?
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7 : 56 :: 5 : ?
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For the following questions answer them individually
The following numbers fall in a group. Which one does not belong to the group ?
53, 63, 83, 73
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Which one is the same as Mumbai, Kolkata and Cochin
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In the following questions, find the odd word/letters/number pair from the given alternatives.
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For the following questions answer them individually
Find the smallest number which when divided by 25, 40, or 56 has in each case 13 as remainder.
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Arrange the following words as per order in the dictionary:
1. Emplane
2. Empower
3. Embrace
4. Elocution
5. Equable
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Which one of the given response would be a meaningful order of the following words ?
1. Sowing
2. Tilling
3. Reaping
4. Weeding
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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
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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.
CEG, JLN, QSU, ......
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B-1, D-2, F-4, H-8, J-16, .....
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CGJ, KOR, TXA, .........
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In the following questions find the missing number from the given responses.
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For the following questions answer them individually
Arrange the letters to form a word and suggest what is it.
NGDEALN
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If A = 1, B = 2 and N = 14, then BEADING = ?
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If A = 1, AGE = 13, then CAR = ?
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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 ?
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If 1 = 1, 2 = 3, 3 = 5, and 4 = 7, then 5 = ?
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Find the answer of the following:
7 + 3 = 421
11 + 7 = 477
9 + 5 = 445
6 + 2 = ?
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Find the odd number out:
18, 34, 36, 54
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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 ?
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Which of the following are the lines of symmetry ?
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.
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Identify the answer figure from which the pieces given in question figure have been cut.
Which of the answer figures is not made up only by the components of the question figure?
Which of the following numbers is present only in the square and the circle?
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.
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.
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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.
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In the following questions, which answer figure will complete the pattern in the question figure ?
For the following questions answer them individually
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.
If a mirror is placed on the line MN, then which of the answer figures is the correct image of the question figure?
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.
Classification of Economics into two branches (Macro Economics and Micro Economics) was done by
'Capital Goods' refers to goods which
NNP is equal to
Rate of growth of an economy is measured in terms of
The basic characteristic of oligopoly is
Governor will act on the advice of Council of Ministers while
The Supreme Court of India was set up by the
Which Constitutional Amendment provoided Constitutional status to Panchayat Raj Institutions ?
Who has the power to pardon in case of capital punishment ?
The Union Public Service Commission of India has been established under
The Harappans worshipped
Gandhiji started the Dandi March for
The famous court poet of Akbar was
Who established four great Mathas at the four corners of India - Sringeri, Puri, Dwaraka and Badrinath ?
The local name of Mohenjodaro is
Which is the longest dam in India ?
The Thermal Power Plant in Tamil Nadu is
Which of the following regions does not come under the Mediterranean type of climate ?
The main cause of faulting is
'Pan America' refers to
Most primitive living vascular plants are
Temporary wilting occurs in plants due to
Lichens are a symbiotic association of
Photophobia is caused by the deficiency of
Which of the following is pressent only in plant cell ?
The yellow colour of mangoes is due to the presence of
Lunar eclipse is caused by shadow of the
The largest planet in the solar system is
Asteroid belt is a region in the solar system that exists between the orbits of
Electrocardiograph (ECG) is used to measure
USB stands for
In computer network terminology, WAN stands for
Which element produces hydrogen on reaction with strong alkali ?
Which metal does not react with dilute $$H_2SO_4$$?
The unit of rate of reaction is
Salt that dissolves in aqueous ammonia solution is
Residence time of water molecule in the ocean is
Biotic environment includes
A natural phenomenon that becomes harmful due to pollution is
Decomposers include
Who said about religion that "it is the opium of the masses"?
The first woman in the world to have climbed Mt. Everest twice is
What is the basic foundation of
Amir Khusran was a famous poet in the court of
In the year 1905, Gopal Krishna Gokhale founded the
Gandhiji believed that Satyagraha is a weapon of
Pt. Shiv Kumar Sharma is an exponent of
Patanjali is well-known for the compilation of
Which of the following Presidents of America abolished Slavery ?
Who is the first woman cosmonaut of the world
Which law of motion (of Newton) gives the measure of force ?
The shear stress at the centre of a circular shaft undertorsion is
The direction of frictional force acting on a body which can slide on a fixed surface is
What strength of the material is to be considered for design of a ductile component undercyclic load ?
For any given power and permissible shear stress, the rotational speed of shaft andits diameter are correlated by the expression
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
Stress due to change in temperature developed in a bar depends upon
Strength of the beam depends on
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,
The friction between objects that are stationary is called
Fatigue of a component is due to
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
In diesel engines, the duration between the timeofinjection andignition, is known as
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
Which of the following expressions gives the entropy change in an isobaric heating process from $$T_1$$ to $$T_2$$ ?
Morsetest is conducted on
In spark ignition (SI) engines, the possibility of knockingcari be reduced by
Higher compression ratio in diesel engine results in
What salts of calcium and magnesium cause temporary hardness of boiler feed water?
Which of the following does not relate to steam engine ?
Self-ignition temperature of diesel a compared to petrol
The binding material used in cemented carbide tools is
The water hammer pressure in a pipe can be reduced by
When a fluid is in motion, the pressure at a point is same in all directions. Then thefluid is
Density of water is maximum at
The ability of a tool materialto resist shock or impact forces is known as
The tool material which has high heat and wear resistance is
To improve the surface finish of castings, the following additive is used in the moulding sand :
Cereals are added to the moulding sand to improve the following:
Plastic toys are usually produced by using
Generally used fuel gas in gas welding is
Spot welding, projection welding and seam welding belongto the category of
Which one of the following is an example of solid state welding ?
The shape andsize of sand grains affects the following property :
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.
Froude’s Number relates to
In pitot-tube the velocity of flow at a point is reduced to zero. That pointis called as
The velocity distribution in a pipe flow is parabolic if the flow is
Mercury does not wet the glass surface. This property of mercury is due to
Loss of head due to friction in a uniform diameter pipe with viscousflow is
Maximum theoretical efficiency of Pelton wheel is obtained when the ratio of bucket speed to jet speed is
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
Pressure force on the 15 cm diameter headlight of an automobile travelling at 0.25 m/s is
A piece of metal of specific gravity 7 floats in mercury of specific gravity 13.6. What fraction of its volume is under mercury ?
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
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
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?
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
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.
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 ?
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
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
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 ?
A liquid flows from low level $$Z_1$$, pressure $$P_1$$, to a higher level $$Z_2$$, pressure $$P_2$$. It can be concluded
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
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 ?
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
For a material with Poisson’s ratio 0.25, the ratio of modulus of rigidity to modulus of elasticity will be
If equal and opposite forces applied to a body tend to elongate it, then the stress produced is
What type of contact occurs during meshing of helical gears ?
Which one of the following drives is used for transmitting power without slip ?
The contact between cam and follower is to form a
Which of the following is antifriction bearing ?
Helical gears have their teeth
When the speed of governor increases, then
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
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
An adiabatic process in a thermodynamic system is one in which there is
A device used to increase the temperature of saturated steam withoutraising its pressureis called
Maximum diagram efficiency for Parson’s reaction turbine is given by
In an isothermal process, the internal energy
Which of the following is a boiler mounting ?
Which part of a petrol engine would need modifications if the engineis to be madeto run on LPG?
The compression ratio for a practical diesel engineusually lies in the range
For a four-cylinder engine,the firing order for evennessof torque is
The drag coefficient is defined as
The length of the divergent portion of venturimeter in comparison to convergent portion is
The delay period in a petrol engine is of the order of
Octane number of iso-octane is
The silencer of an IC engine
Figure shows a four bar chain and the number indicates the respective link lengths in cm. The type of the mechanism is known as
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,
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
The shearing strength ofa rivet is 50 N/mm$$^2$$. If the diameterofthe rivet is doubled, thenits shearing strength will be
A differential gear in an automobileis a
Creep in belt drive is due to
The crank shaft turning in a journal bearing forms a
Name the mechanism in which the Coriolis component of acceleration is to be considered.
Bevel gears are used to transmit rotary motion between two shafts whose axes are
The coefficient of discharge ($$c_d$$) of an orifice varies with
Using Blasius equation, the friction factor for turbulent flow through pipes varies as
The specific speed ($$N_S$$) of a centrifugal pump is given by
Pressure intensity inside the water droplets is (where $$\sigma$$ - surface tension, d - diameter of bubble)
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
Low specific speed of a turbine implies that it is
Flow of water in a pipe about 3 metres in, diameter can be measured by
In a pitot tube, at the stagnation point
Navier — Stokes equations are associated with
A hydrometer is used to determine
In flow through a pipe, the transition from laminar to turbulent flow does not depend on
