Test: Thermodynamics Level - 2


25 Questions MCQ Test Mechanical Engineering SSC JE (Technical) | Test: Thermodynamics Level - 2


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Attempt Test: Thermodynamics Level - 2 | 25 questions in 50 minutes | Mock test for Mechanical Engineering preparation | Free important questions MCQ to study Mechanical Engineering SSC JE (Technical) for Mechanical Engineering Exam | Download free PDF with solutions
QUESTION: 1

If a gas is heated against a pressure, keeping the volume constant, then work done will be equal to

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QUESTION: 2

Properties of substances like pressure, temperature and density, in thermodynamic coordinates are

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QUESTION: 3

Which of the following quantities is not the property of the system

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QUESTION: 4

According to avogadro's law, for a given pressure and temperature, each molecule of a gas

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QUESTION: 5

Mixture of ice and water form a

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QUESTION: 6

Which of the following is the property of a system

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QUESTION: 7

On weight basis, air contains following parts of oxygen

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QUESTION: 8

Which of the following is not the intensive property

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QUESTION: 9

Which of the following items is not a path function

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QUESTION: 10

Work done in an adiabatic process between a given pair of end state depends on

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QUESTION: 11

Heat and work are

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QUESTION: 12

Which of the following parameters is constant for a mole for most of the gases at a given temperature and pressure

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QUESTION: 13

Which of the following quantities do not represent the property of the system.

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QUESTION: 14

Which is true for reversible polytropic process

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QUESTION: 15

If the value of n is high in the polytropic process, then the compressor work between given pressure limits will be

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QUESTION: 16

Solid and liquids have

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QUESTION: 17

A perfect gas at 27°C is heated at constant pressure till its volume is double. The final temperature is

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QUESTION: 18

Work done is zero for the following process

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QUESTION: 19

One volume basis, air contains following parts of oxygen

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QUESTION: 20

The molecular weight expressed in gm (i.e., 1 gm mole) of all gases at N.T.P. occupies a volume of

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QUESTION: 21

The specific heat of air increases with increase in

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QUESTION: 22

When a gas flows through a very long pipe of uniform cross section, the flow is approximately

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QUESTION: 23

The more effective way of increasing efficiency of Carnot engine is to

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Correct Answer :- d

Explanation : Efficiency of carnot engine is increased by decreasing the lower temp and increasing higher temperature but more effects on efficiency of cannot cycle by decreasing temperature as compare increase temperature of cannot engine.

QUESTION: 24

An expansion process as per law pV = constant is known as

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QUESTION: 25

When a liquid boils at constant pressure, the following parameter increases

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