SSC JE Mechanical Engineering 23rd Jan 2018 Shift-1

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In the following question, select the related word pair from the given alternatives

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In the following question, select the related number from the given alternatives.

In the following question, select the odd word from the given alternatives.

For the following questions answer them individually
SSC JE Mechanical Engineering 23rd Jan 2018 Shift-1 - Question 38

A Shopping mall worker loads his trolley and walks 50 m through an alley which is going North, then he turns to his left and walks 15 m, then he turns South and walks another 15 m, then he turns East and walks 25 m and then he turns south and walks 35 m. Where is he now with reference to his starting position?

SSC JE Mechanical Engineering 23rd Jan 2018 Shift-1 - Question 39

Two battle tanks start from the same point. Tank A travels 12 km South, then turns to its left and travels 7 km. Tank B travels 7 km South, then turns West and travels 9 km, then turns to its left and travels 5 km. Where is tank A with respect to tank B?

SSC JE Mechanical Engineering 23rd Jan 2018 Shift-1 - Question 40

In the question two statements are given, followed by two conclusions, I and II. You have to consider the statements to be true even if it seems 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 I: No cats are dogs
Statement II: Some cats are carnivores

Conclusion I: All dogs are carnivores
Conclusion II: All carnivores are dogs

SSC JE Mechanical Engineering 23rd Jan 2018 Shift-1 - Question 41

In the question three statements are given, followed by three conclusions, I, II and III. You have to consider the statements to be true even if it seems 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 I: No bronze is copper
Statement II: Some alloy is bronze
Statement III: Some zinc is alloy

Conclusion I: Some zinc is bronze
Conclusion II: Some copper is zinc
Conclusion III: some alloy is copper

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SSC JE Mechanical Engineering 23rd Jan 2018 Shift-1 - Question 50

A word is represented by only one set of numbers as given in any one of the alternatives .The set of numbers given in the alternatives are represented by two classes of alpahabets as shown in the given two matrices.The column and rows of Matrix-1 are numbered form 0 to 4 and that of Matrix-II is numbered from 5 to 9.A letter from these matrices can be represented first by its row and next by its colum .for c can be represented by 76,89 etc,similarly you have to identify set for the word 'SODA'

SSC JE Mechanical Engineering 23rd Jan 2018 Shift-1 - Question 54

The ARDC is a branch of the NABARD. What is the full form of ARDC?

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SSC JE Mechanical Engineering 23rd Jan 2018 Shift-1 - Question 84

Aqua regia is a mixture of ______.

SSC JE Mechanical Engineering 23rd Jan 2018 Shift-1 - Question 88

Which of the following statement(s) is/are TRUE?
I. Fuse is generally placed in series with the device.
II. Fuse is generally placed in parallel with the device.
III. Fuse wire has high melting point.

SSC JE Mechanical Engineering 23rd Jan 2018 Shift-1 - Question 106

The power transmission takes place in shaft rotating at 400 rpm and this rotating shaft drives another shaft at 600 rpm. The smaller pulley has the diametre of 0.5 m. The centre distance between pulleys is 4m. If the angle of contact on the smaller pulley for the open belt drive is 1.8° then calculate the diametre of larger pulley (in m) and angle of contact (in rad)?

SSC JE Mechanical Engineering 23rd Jan 2018 Shift-1 - Question 108

Which of the following condition is CORRECT about the inversion of a mechanism?

SSC JE Mechanical Engineering 23rd Jan 2018 Shift-1 - Question 109

Which of the following statement is INCORRECT about the dry clutch and wet clutch?

SSC JE Mechanical Engineering 23rd Jan 2018 Shift-1 - Question 118

Which of the following statement is CORRECT for the modulus of resilience?

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SSC JE Mechanical Engineering 23rd Jan 2018 Shift-1 - Question 121

A steel rod whose diameter is 2 cm and is 2m long experience heating from $$30^\circ to 150^\circ$$ . The coefficient of thermal expansiom is $$\alpha =12\times 10^{-4} / ^\circ C $$and the rod has been restricted in its original position .The thermal stress developed is 288 MPs.what is the value of young modulus $$ (GP_{a}) $$

SSC JE Mechanical Engineering 23rd Jan 2018 Shift-1 - Question 122

Choose the INCORRECT conditions for the thermal stress in a body

SSC JE Mechanical Engineering 23rd Jan 2018 Shift-1 - Question 123

The formula of Eulers bucklings load is given as $$\frac{\pi^{2}El}{4L^{2}}$$.This is True which of the following columns?

SSC JE Mechanical Engineering 23rd Jan 2018 Shift-1 - Question 125

The elongation (mm) in a steel bar having a square cross section of dimension 40 mm $$\times$$ 40 mm is 2.5 mm and is subjected to an axial compressive load of P (kN). If the length of the bar is 4 m and modulus of elasticity is E=250 GPa. What is the value of P (kN)?

SSC JE Mechanical Engineering 23rd Jan 2018 Shift-1 - Question 132

Which equation clearly defines the entrophy change during the isothermal process for a system with m kg of gas at pressure $$P_{1}$$ and the $$volume V_{1}$$, temperature $$T_{1}$$ and the entrophy $$S_{1}$$ is heated to state points of pressure $$P_{2}$$ , Volume $$V_{2}$$ and temperature $$T_{2}$$ and Entrophy $$ S_{2} $$?

SSC JE Mechanical Engineering 23rd Jan 2018 Shift-1 - Question 138

For a process which is non-flow (U is the internal energy, Q is the heat and W is the work done) the first law of thermodynamics states ________.

SSC JE Mechanical Engineering 23rd Jan 2018 Shift-1 - Question 139

Which equation represents the steady flow system?

SSC JE Mechanical Engineering 23rd Jan 2018 Shift-1 - Question 140

In a P-T diagram for pure substance, the melting line has highest inclination with respect to the positive horizontal axis representing temperature for which type of substance?

SSC JE Mechanical Engineering 23rd Jan 2018 Shift-1 - Question 148

If two Carnot engine CE1 and CE2 are connected in a series such that the heat rejected by CE1 is used as the input for the CE2 cycle with the intermediate temperature being the geometric mean of the extreme temperatures. Which of the following statement is TRUE for this efficiency of the Carnot engine?

SSC JE Mechanical Engineering 23rd Jan 2018 Shift-1 - Question 158

Thermite is a mixture of

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SSC JE Mechanical Engineering 23rd Jan 2018 Shift-1 - Question 168

The heat transfer Q, the work done W and the change in internal energy U are all zero in the case of

SSC JE Mechanical Engineering 23rd Jan 2018 Shift-1 - Question 169

A reversible engine operates between temperatures $$T_{1}$$ and $$T_{2}$$ . The energy rejected by this engine is received by a second reversible engine at temperature $$T_{2}$$ and rejected to a reservoir at temperature $$T_{3}$$ If the efficiencies of the engines are same then, the relationship between $$T_{1}$$ , $$T_{2}$$ and $$T_{3}$$ is given by

SSC JE Mechanical Engineering 23rd Jan 2018 Shift-1 - Question 186

Pseudo plastic is a fluid for which

SSC JE Mechanical Engineering 23rd Jan 2018 Shift-1 - Question 193

Non uniform flow occurs when

SSC JE Mechanical Engineering 23rd Jan 2018 Shift-1 - Question 198

The figure below shows the relation ship between power(P) and discharge (Q) for different vane exit angles of centrifugal pump .In the figure given below curve B holds good for?

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SSC JE Mechanical Engineering 23rd Jan 2018 Shift-1 - Question 199

The specific speed of a turbine is the speed of such a turbine, identical with a given turbine, which

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