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

One degree of thermodynamics scale of temperature is called:

Question # 2

The ideal gas obey gas law at:

Question # 3

The nature of thermal radiation is similar to:

Question # 4

The only significant motion possessed by the mono-atomic gas molecules is:

Question # 5

Diesel engine coverts ____________ of available heat energy into work.

Question # 6

Hotness and coldness of an object is represented in terms of:

Question # 7

Carnot engine is ____________ heat engine.

Question # 8

If a molecule with momentum mv strikes a wall and rebound then the change in momentum will be:

Question # 9

No of spark plugs needed in diesel engine is:

Question # 10

In which process the change in internal energy of the system is zero:

Question # 11

The motion of molecules in gases i:

Question # 12

As the working substance of a heat engine completes a cycle, there is no change in:

Question # 13

In thermodynamics, the change in internal energy depends upon:

Question # 14

Which of the following does not have the same units:

Question # 15

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

Question # 16

While dealing with the processes i thermodynamics, the working substances is usually:

Question # 17

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

Question # 18

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

Question # 19

The pressure exerted on the walls on the vessel by gas molecules is defined as:

Question # 20

Most motorbikes have ____________ cylinder/s engine but cars usually have _________ cylinders on the same crankshaft.

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 The ratio of output work per cycle to input energy per cycle is called:
A. Entropy
B. Internal energy
C. Efficiency
D. None of these
2 The nature of thermal radiation is smaller to:
A. Ultraviolet rays
B. Light rays
C. Both of them
D. None of these
3 Pressure may be defined as_____per second per unit area:
A. Change in force
B. Change in momentum
C. Change in energy
D. Work done
4 The law of thermodynamics which discusses the condition under which heat energy is converted into and equivalent amount of work is:
A. 1st
B. 2nd
C. 3rd
D. None of these
5 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
6 Avogadro number is known as number of molecules in:
A. One kg of a substance
B. Unit volume of a substance
C. One mole of a substance
D. None of these
7 First law of thermodynamics is merely a statement of law of conversation of:
A. Energy
B. Angular momentum
C. Change
D. Linear momentum
8 The motion of molecules in gases i:
A. Orderly
B. Random
C. Circular
D. All of these
9 If a molecule with momentum mv strikes a wall and rebound then the change in momentum will be:
A. -2 mv
B. Zero
C. 2 mv
D. mv
10 Tick which of the following is not state variable:
A. Heat energy
B. Pressure
C. Entropy
D. Volume

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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