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

Electromagnetic waves emitted by hot bodies are called:

Question # 2

The ideal gas obey gas law at:

Question # 3

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

Question # 4

Pressure may be defined as_____per second per unit area:

Question # 5

Diesel engine coverts ____________ of available heat energy into work.

Question # 6

When a gas is compressed:

Question # 7

The temperature scale approved in SI units is:

Question # 8

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

Question # 9

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

Question # 10

No of spark plugs needed in diesel engine is:

Question # 11

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

Question # 12

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

Question # 13

Change in momentum per second is:

Question # 14

Carnot engine is ____________ heat engine.

Question # 15

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

Question # 16

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

Question # 17

The motion of molecules in gases i:

Question # 18

At constant temperature, if the density of the gas is increased, its pressure will:

Question # 19

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

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 Thermal radiations are a type of:
A. Mechanical waves
B. Electromagnetic waves
C. Alpha rays
D. Electrons
2 According to boyle's law, volume of a given mass of a gas is
A. Inversely proportional mass at constant pressure
B. Directly proportional to pressure at constant temprerature
C. Inversely proportional pressure at constant temprature
D. None of these
3 A certain engine coverts 20% of available heat energy into work. Then its efficiency will be:
A. 20%
B. 80%
C. 50%
D. None of these
4 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
5 Truth of kinetic energy theory is confirmed by:
A. Diffusion of gases
B. Brownian motion
C. Both A and B
D. None of these
6 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
7 Tick which of the following is not state variable:
A. Heat energy
B. Pressure
C. Entropy
D. Volume
8 If the temperature difference between hot and cold body is greater the heat engine is:
A. Not efficient
B. Less efficient
C. More efficient
D. NOne of above
9 The ideal gas obey gas law at:
A. Low tempratures and high pressures
B. High temperatures and low pressures
C. All temperatures and pressures
D. None of these
10 Electromagnetic waves emitted by hot bodies are called:
A. Photoelectrons
B. Alpha rats
C. Thermal radiation
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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