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

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MDCAT Physics Chapter 8 Heat and Thermodynamics Online Test

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Question # 1

A process which is carried at constant temperature and Boyle's law can be applied is called:

Question # 2

Pressure may be defined as_____per second per unit area:

Question # 3

The nature of thermal radiation is smaller to:

Question # 4

Real gases strictly obey gas laws at:

Question # 5

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

Question # 6

A certain engine coverts 20% of available heat energy into work. Then its efficiency will be:

Question # 7

A process in which no heat enters or leaves the system is called.

Question # 8

In an ideal gas, the molecules have:

Question # 9

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

Question # 10

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

Question # 11

The ratio of output work per cycle to input energy per cycle is called:

Question # 12

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

Question # 13

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

Question # 14

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

Question # 15

A gas which strictly obeys the gas laws under all conditions of temperatures and pressure is called:

Question # 16

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

Question # 17

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

Question # 18

Number of spark plugs needed in diesel engine is:

Question # 19

According to boyle's law, volume of a given mass of a gas is

Question # 20

No entropy change is associated with:

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 At constant temperature, if the volume of a given mass of a gas is doubled, then the density of gas becomes:
A. Double
B. Remains constant
C. Half
D. None of these
2 Real gases strictly obey gas laws at:
A. High pressures and low temperatures
B. Low pressures and high temperatures
C. High pressures and & temperatures
D. None of these
3 The nature of thermal radiation is similar to:
A. Ultraviolet rays
B. Light rays
C. Both of them
D. None of them
4 Which of the following does not have the same units:
A. Work
B. Heat
C. Kinetic energy
D. Power
5 Change in momentum per second is:
A. Product force and time
B. Product of pressure and area
C. Ratio of pressure and area
D. None of these
6 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
7 The motion of molecules in gases i:
A. Orderly
B. Random
C. Circular
D. All of these
8 The only significant motion possessed by the mono-atomic gas molecules is:
A. Translatory
B. Rotatory
C. Vibratory
D. None of these
9 What will be efficiency of carnot engine when it is operated between the temperatures 47oC and 127 oC:
A. Reversible
B. Irreversible
C. Sometimes A and B
D. None of these
10 The temperature at which all the gases become liquid is called:
A. 273 K
B. -273 K
C. Absolute Zero
D. Both (B) and (C)

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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