MDCAT Physics Chapter 8 MCQ Test With Answer for (Heat and Thermodynamics)

If you are looking for the MCQs of Chapter 8 of Physics, then you are on the right platform. The candidates can check the MCQs from this platform to prepare for the entry test. MDCAT is the MCQs-based test in which the students have to solve the given questions in the provided time.

MCQ's Test For MDCAT Physics Chapter 8 Heat and Thermodynamics Online Test

Try The MCQ's Test For MDCAT Physics Chapter 8 Heat and Thermodynamics Online Test

  • Total Questions20

  • Time Allowed20

MDCAT Physics Chapter 8 Heat and Thermodynamics Online Test

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Question # 1

At constant temperature, if the volume of a given mass of a gas is doubled, then the density of gas becomes:

Question # 2

One degree of thermodynamics scale of temperature is called:

Question # 3

Truth of kinetic energy theory is confirmed by:

Question # 4

The temperature at which all the gases become liquid is called:

Question # 5

If temperature of the sink is decreased, efficiency of a carnot engine.

Question # 6

When two objects come to common temperature, the body is said to be in:

Question # 7

The number of molecules in one mole of gas is equal to:

Question # 8

If Cvdonotes molar specific heat at constant volume and𝜟 T is the change in temperature, then Cv𝜟T gives:

Question # 9

For a gas obeying Boyle's law, if the pressure is doubled the volume becomes:

Question # 10

What will be efficiency of carnot engine when it is operated between the temperatures 47oC and 127 oC:

Question # 11

The motion of molecules in gases i:

Question # 12

The law of thermodynamics which discusses the condition under which heat energy is converted into and equivalent amount of work is:

Question # 13

Real gases strictly obey gas laws at:

Question # 14

Change in momentum per second is:

Question # 15

The nature of thermal radiation is similar to:

Question # 16

In the theory of dimensional analysis, heat may be properly represented by:

Question # 17

When heat is added to the system, the entropy change is:

Question # 18

If the temperature difference between hot and cold body is greater the heat engine is:

Question # 19

Steam engine is:

Question # 20

Which of the following does not have the same units:

Prepare Complete Set Wise MDCAT Physics Chapter 8 Heat and Thermodynamics Online Test MCQs Online With Answers


Topic Test

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The students preparing for the MDCAT must solve the questions before appearing in the entry test. By solving the MCQs, the students can have a better understanding of the topic, and they can ace the test with maximum marks. The students should solve all the provided MCQs. Moreover, the answers are also given to facilitate the students to cross-check after solving the MCQs. It is mandatory to prepare all the topics included in this chapter thoroughly. Stay in touch with us to get more updates about the preparation material for MDCAT.

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MCAT Physics Chapter 8 Important MCQ's

Sr.# Question Answer
1 Number of spark plugs needed in diesel engine is:
A. Four
B. Five
C. Six
D. None of these
2 If Cvdonotes molar specific heat at constant volume and𝜟 T is the change in temperature, then Cv𝜟T gives:
A. Volume
B. Pressure
C. Energy
D. Entropy
3 The number of molecules in one mole of gas is equal to:
A. Avogadro number NA
B. Gas constant R
C. Boltzmann constant k
D. None of these
4 First law of thermodynamics is merely a statement of law of conversation of:
A. Energy
B. Angular momentum
C. Change
D. Linear momentum
5 Tick which of the following is not state variable:
A. Heat energy
B. Pressure
C. Entropy
D. Volume
6 The equation W = ________𝜟U represents:
A. Thermal process
B. adiabatic process
C. Isobaric process
D. None of these
7 Only those processes are probable to take place for which entropy os the system:
A. Increases
B. Remains constant
C. Both A and B are correct
D. None of above
8 The rate of change of momentum of a molecule is equal to:
A. Pressure
B. Work
C. Density
D. Force
9 For a gas obeying Boyle's law, if the pressure is doubled the volume becomes:
A. One half
B. Double
C. Four times
D. None of these
10 At constant temperature, if the density of the gas is increased, its pressure will:
A. Decrease
B. Increase
C. Remain unchanged
D. None of these

Test Questions

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  • Komal

    Komal

    20 Sep 2019

    Not working .nnot giving result of test

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  • Komal

    Komal

    20 Sep 2019

    Not working.not generating result

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  • Ali Gohar

    Ali Gohar

    27 Aug 2019

    👌

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  • hina

    hina

    17 Jul 2018

    satisfactory

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