SSC JE Mechanical Engineering 2013
In the following questions, seleet the related figure/letters/number from the given alternatives.
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23 : 8 :: 32 : ?
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MLKJ : NOPQ :: IHGF : ?
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ACEG : ZXVT :: BDFH : ?
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BADC : XWZY :: FEHG : ?
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$$\frac{5}{9} : \frac{7}{13} :: \frac{10}{19} : ?$$
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3 : 9 :: 6 : ?
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In the following questions, select the one which different from the other three responses.
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For the following questions answer them individually
Arrange the ee words Soeen order :
1. Grapes
2. Vineyard
3. Whisky
4. Brewing
5. Distillation
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Which will appear fourth in the dictionary ?
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Number of letters skipped in between adjacent letters in the series increases by one. Which of the following series observes the rule given below?
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In the following words, the group of letters should not contain more than three vowels. Which of the following words does not conform to the rule?
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In the following questions, choose the correct alternative from the given responses that will complete the series.
?, PSV, EHK, TWZ, ILO
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78, 86, ?, 88, 82, 90
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3 7 13 ? 31 43 57
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EJOT, INSX, AFKP, ?
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For the following questions answer them individually
My father haa two brothers. The youngest has two sons and one daughter. The elder one has one son and two daughters and the remaining one has three sons. If my father has four nephews, how many cousins (brothers) have I got ?
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Find the wrong number in the given series.
3, 7, 15, 31, 64, 127
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A car covers the first half. of the distance between two places at 40 km/hr and the second half of the distance at 60 km/hr. So what is the average speed of the car?
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In a certain code language, TOGETHER is written as EGTORETH. How is CONGRATULATE written in that language ?
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In certain code language, REQUEST is written as S2H52TU. How is RETEST written in that language?
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Some equations are solved on the basis of a certain system. On the same basis, find out the correct answer for the unsolved equation. If $$4^2 = 7$$, $$5^2 = 7$$, $$6^2 = 9$$, then $$7^2 = ?$$
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Find out the number which belongs to the given group of numbers from the alternatives:
246, 579, 135, 35, 68
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If P stands for $$\div$$, Q standsfor $$\times$$, R stands for $$+$$, then
18 Q 12 P 4 R 5 = ?
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From the given alternatives, select the word which cannot be formed using the letters of the given word.
ACCOMPANIED
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In the following questions, find the missing number from the given responses.
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Ram travelled 6 ft towards West, he turned left and walked 8 ft, then turned left and walked 4 ft, then turned left and walked 8 ft again. How far is he now from the starting point ?
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How many black-faced cubes are there in the given structure ?
The door of Priya’s house faces East. From the back side of the house, she walks straight 50 meters, then turns to the right and walks 50 meters again. Finally, she turns towards the left and stops afler walking 25 meters. Now Priya is facing which direction ?
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In the following diagram, rectangle represents males, circle represents urban and square represents educated. Which region represents educated urban males?
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In the following Venn diagram, identify the letter which denotes Film Actors who are Singers but not Directors.
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Identify the answer figure from which the pieces given in the question figure have been cut.
In the following questions, one or two statements are given, followed by two conclusions I and II. You have to consider the statements to be true even if they seem to be at variance from commonly known facts, You have to decide which of the given conclusions, if any, follows from the given statements.
Statement :
A social movement is an interaction of people with a common motivational base in frustration.
Conclusions :
I. In a social movement, people who are satisfied interact with frustrated people.
II. Frustrated people interact with each other in a social movement.
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Statements:
All scientists are hard-working. No hard-working man is poor.
Conclusions:
I. No scientist is poor
II. No poor man is a scientist.
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For the following questions answer them individually
Which of the answer figures is exactly the mirror image of the given figure, when the mirror is held on the ling AB?
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A word is represented by only one set of numbers as given in any one of the alternatives. The sets of numbers given in the alternatives are represented by two classes of alphabets as in the two matrices given below. The columns and rows of Matrix I are numbered from 0 to 4 and that of Matrix II are numbered from 5 to 9. A letter from these matrices can be represented first by its row and next by its column, eg. ‘A’ can be represented by 13, 76, etc., and ‘G’ can be represented by 22, 65, etc. Similarly, you have ta identify the set for the word ‘PUBLIC’.
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Components of which of the answer figures will exactly make up the question figure given below.
Select the answer figure in which the question figure is hidden/embedded
A piece of paper is folded and punched as shown below in the question figure. From the given answer figures, indicate how it will appear when opened ?
Who was the first economist to have coined the terms “Micro Economics” and "Macro Economics" ?
In a free enterprise economy, the decision on what shall be produced is made by
The main reabon for the high growth of money supply im India since 1970 has been the rise in
Who was the firat Muslim to be elected as President of the Indian National Congress ?
Which of the following was not known to the Rigvedic period ?
The characteristic feature of democratic socalism is
If a group of rich people use power for their selfish goals, it is called as
Who said that "Man is born free and everywhere he is in chains"
A civil servant in India may exercise poliliberty by
The term 'Law' used in the pharse 'Rule of Law' refers to
The total physical product per unit of a variable input is known as
The discount on price when a large quantity is purchased is known as
What type of fruit is pineapple?
Strobilus is a structure associated with
Signet-ring is seen in the life cycle of
The number of occipital condyles in man is
Migratory larvae of Ascaris produce symptoms of pneumonia. This is known as
Which of the following animals is an osmoconformer ?
Which one of the following is the source of Solar energy ?
Who, for the first time, successfully determined the charge of an electron ?
The first Muslim king who invaded South India was
The Great Bath was located in
The Mughal judicial system was based on
Hurricanes are generally
Orinoco oil belt is in
The highest peak in Africa is
A layer of the Earth made up of mixed metals and silicates is called
The exhaustion of soil fertility is the result of
Injection of weakened microbes to confer resistance to a disease is known as
Who, among the following, is the author of 'Das-Kapital'
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When and where will the next Olympics be held ?
A Persian form of singing a poem is called
Green-house effect causes
The advantages of rain-water harvesting is that it
The ‘solder’ used for connecting electronic circuits consists of
What type of molecular motion is responsible for heat conduction ?
Pick the odd one out.
MS-Office ia an example of ............
In India, the day $$5^{th}$$ September is celebrated as Teacher's Day to honour the birthday of
Which among the following polluting agents is responsible for creating a bole in the ozone layer ?
Fly ash is
Addition of chlorine to raw water before treatment is known as
Which of the following is not a water treatment technique ?
Which one of the following is m major indoor air pollutantin India ?
Multi Drug Therapy is for the infection of
Volvo, the car manufacturing company, introduced
The Dark Continent is
The major constitution of air is
The souring of milk to curd is an example of
Which one of the following compounds is formed when formaldehyde is treated with Grignard reagent ?
Which of the following statements is not true for couplings ?
The sum of the tensions when the belt is running on the pulley is
A steel bar is fixed at both ends. If the bar is heated, it will develop
For a screw, the angle of helix ($$\alpha$$) is related to the lead (L) and mean screw thread diameter (d) as
A slider crank chain is a four bar linkage consisting of
In wheel and differential axle, the velocity ratio is given by
Acme threads are generally used in
In a hartnell governor, 800 N force is exerted on the sleeve at minimum radius and 1200 N force is exerted at minimum radius. If slleve lift is 20 mm, the value of spring stiffness (S) is
The minimum and minimum speeds of a flywheel during a cycle are $$N_{1} and N_{2}$$ r.p.m. respectively. The coefficient of steadiness of the flywheel is
The angle of vee belts is
A point on a link connecting double slider crank chain traces a/an
The angular speed of a wall’s governor, when its height is 20 cm, will be equal to
The efficiency in case of worm gear drives is generally in the range of
In a kinematic chain, the minimum number of kinematic pairs required is
For a key to be equally strong in shearing and crushing, the width of the key, assuming that the allowable crushing stress is twice the allowable shear stress, should be
Tension in the tight side of a belt drive is 100 N and that in the slack side 60 N. If the belt breadth is 10 cm and thickness 4 cm, what is the maximum stress induced in the belt?
If two shafts of the same length, one of width is hollow, transmit equal torques and have equal maximum stress, then they should have equal
In case of cantilever, irrespective of the type of loading the maximum bending moment and maximum shear force occur at
Ratio of moment of inertia of a circle and that of a square having same area about their centroidal axis is
A circular shaft can transmit a torque of 13 KN-m. If the torque is reduced to 12 kN-m, then the maximum value of bending moment that can be applied to the shaft is
Assertion (A) : The preferred cross-section of a beam subjected to transverse loading is I section.
Reason (R) : Section Modulus of I section is low
The value of Poisson’s Ratio is always less than
The spindle of a machine tool is subjected to the following type of load:
The cross-section of a member is subjected to a uniform shear. The strain energy stored per unit volume is equal to (G = modulus of rigidity)
Figures A,B,C and D are bending moment distribution of a simply supported beam for some particular shear stress distribution. which figure is the correct bending moment diagram corresponding to the shear stress distribution given below :
A uniform simply supported beam of span (l) carries a point load (W) at the Centre. The downward deflection at the centre will be
The power transmitted by a circular shaft rotating at N rpm under action of Torque T is:
A cylinder is said to be thin if the thickness to diameter ratio is less than
The bending moment on a section is maximum where shearing force is
Strut is defined as a
The expression $$\int_{1}^{2} pdV$$ gives the measure of work done during
What approximate percentage of heat of combustion is lost to the jacket cooling water?
If two liquids at different temperatures are mixed, then the final temperature of the mixture of liquids can be obtained by using
For an irreversible thermodynamics cycle
The enthalpy of evaporation of water
In a throttling process, the following thermodynamic property remains consonant:
Heat supplied to a system equals the work done in case of non-flow process carried out
Neglecting changes in potential and kinetic energies, the shaft work during a steady flow process is given by
Which property is an intensive property of the system?
One of the extensive properties of a thermodynamic system amongst the following is
A heat engine is supplied with 278 kW of heat at a constant fixed temperature of $$283^\circ$$C and the heat rejection takes place at $$5^\circ$$C. The engine is reversible
if the heat rejected, in kW, is
Function of carburetor is to supply
In a boiler, the feed check valve is used to
When wet steam flows through a throttle valve
In internal combustion engine terminology, MPFI stands for
For complete burning of 1 kg of carbon, the air required will be about
1ton of refrigeration is equivalent to
Knocking tendency in an SI engine reduces with increasing
Centane number of a fual is a measure of its
Critical pressure for steam is
Maximum steam pressure (in bar) in a locomotive boiler is limited to
Compounding of steam turbine is done to
In diesel engine, the suction contains
The fluid drawn in during suction in petrol engine contains
Spark ignition engine is
The working fluid for a diesel engine during the suction stroke is
For a convergent nozzle, If the exit pressure is less than critical pressure, the mass rate of flow will be
In Impulse turbine, pressure on the two sides of the moving blades
Brayton cycle is a reversed
For the same maximum pressure and peak temperature, which cycle will be most efficient?
An ideal fluid
For small discharge at high pressure following pump is preferred:
In a reaction Turbine
Impulse Turbine is generally fitted
In general, the vanes of a centrifugal pump are
Francis Turbine is best suited for
Head developed by a centrifugal pump depends on
The vertical distance of the center of pressure below the c.g. of the inclined plane area (submerged in liquid) is
For a nozzle to convert subsonic flow into a supersonic flow, it must be
liquid moving with constant angular momentum has tangential velocity of 1.2$$\frac{m}{s}$$ 3 m from axis of rotation. The tangential velocity at 1.5m from axis of rotation, in $$\frac{m}{s}$$ is
With the same cross-sectional area and placed in the turbulent flow, the largest drag will be experienced by
A streamlined body is such that
Pascal second is the unit of
The shear stress in a turbulent pipe flow
A rectangular tank of square cross-section (2m × 2m) and height 4 m is completely filled up with a liquid. The ratio of total hydrostatic force on any vertical wall to its bottom is
Air vessel is used in a reciprocating pump to obtain
Shear stress in a turbulent flow is due to
The discharge through a single acting reciprocating pump is (N-rpm)
For viscous flow between two parallel plates, the pressure drop per unit length is equal to
The unit discharge $$Q_{u}$$ and unit speed $$N_{u}$$ curve for a turbine is shown in figure, curve B is for
Permeability is poor for
Dies for wire drawing are made of
In thermit welding, aluminium and Ironoxide are mixed in the proportion of
Metal patterns are used for
In order to get the uniform thickness of the plate by rolling process, one provides
The most important requisite of a cutting tool material is
The Soldering process is carried out in the temperature range
In electrical resistance welding, both heat and pressure are used to effect coalescence. The pressure necessary to effect the weld varies from
The angle between the face and the flank of the single point cutting tool is known as
The commonly used flux for Brazing is
Blanking and piercing operations can be performed simultaneously in
If electrical current is passed through the metals to be joined and heated to the plastic state and weld is completed by the application of pressure, the welding is known as
In case of shaper, for finish machining, the practice is to use
In which milling operation, is the surface finish better?
Tool signature comprises of how many elements?
A half nut is
Automobile gears are generally manufactured by
Spot welding is most suitable for joining parts having thickness up to
Thermit welding differs from other methods of welding in that
The binder in case of synthetic sand used for moulding is
