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

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MDCAT Physics Chapter 8 Heat and Thermodynamics Online Test

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Question # 1

The equation W = ________𝜟U represents:

Question # 2

Brownian motion confirms the truth of :

Question # 3

One degree of thermodynamics scale of temperature is called:

Question # 4

The nature of thermal radiation is similar to:

Question # 5

In an ideal gas, the molecules have:

Question # 6

Truth of kinetic energy theory is confirmed by:

Question # 7

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

Question # 8

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

Question # 9

Avogadro number is known as number of molecules in:

Question # 10

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

Question # 11

The motion of molecules in gases i:

Question # 12

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

Question # 13

The value of universal gas constant R is:

Question # 14

Which of the following does not have the same units:

Question # 15

Petrol engine coverts ____________ of available heat energy into work.

Question # 16

Carnot cycle is:

Question # 17

Carnot engine is ____________ heat engine.

Question # 18

Electromagnetic waves emitted by hot bodies are called:

Question # 19

Thermal radiations are a type of:

Question # 20

Diesel engine coverts ____________ of available heat energy into work.

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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 Electromagnetic waves emitted by hot bodies are called:
A. Photoelectrons
B. Alpha rats
C. Thermal radiation
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 A process which is carried at constant temperature and Boyle's law can be applied is called:
A. Adiabatic process
B. Isothermal process
C. Isochoric process
D. None of these
4 The equation W = ________𝜟U represents:
A. Thermal process
B. adiabatic process
C. Isobaric process
D. None of these
5 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
6 As the working substance of a heat engine completes a cycle, there is no change in:
A. Internal energy
B. Pressure
C. Volume
D. All of these
7 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
8 First law of thermodynamics is merely a statement of law of conversation of:
A. Energy
B. Angular momentum
C. Change
D. Linear momentum
9 One degree of thermodynamics scale of temperature is called:
A. Celsius
B. Fahrenheit
C. Kelvin
D. Radian
10 The nature of thermal radiation is similar to:
A. Ultraviolet rays
B. Light rays
C. Both of them
D. None of them

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