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 motion of molecules in gases i:

Question # 2

Diesel engine coverts ____________ of available heat energy into work.

Question # 3

Petrol engine coverts ____________ of available heat energy into work.

Question # 4

When a gas is compressed:

Question # 5

Carnot engine is ____________ heat engine.

Question # 6

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

Question # 7

Change in momentum per second is:

Question # 8

The nature of thermal radiation is smaller to:

Question # 9

Thermal radiations are a type of:

Question # 10

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

Question # 11

No entropy change is associated with:

Question # 12

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

Question # 13

First law of thermodynamics is merely a statement of law of conversation of:

Question # 14

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

Question # 15

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

Question # 16

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

Question # 17

The value of universal gas constant R is:

Question # 18

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

Question # 19

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

Question # 20

Real gases strictly obey gas laws at:

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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 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
2 The efficiency of a practical heat engine:
A. Can be 100%
B. Can not be 100%
C. Is always Zero
D. None of these
3 Which of the following does not have the same units:
A. Work
B. Heat
C. Kinetic energy
D. Power
4 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
5 When a gas is compressed:
A. Its internal energy decreases
B. Its temperature decreases
C. Its temperature increases
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 only significant motion possessed by the mono-atomic gas molecules is:
A. Translatory
B. Rotatory
C. Vibratory
D. None of these
8 When two objects come to common temperature, the body is said to be in:
A. Static equilibrium
B. Dynamic equilibrium
C. Thermal equilibrium
D. None of these
9 Hotness and coldness of an object is represented in terms of:
A. Heat
B. Temperature
C. Chemicial
D. None of these
10 In thermodynamics, the change in internal energy depends upon:
A. The path taken between initial and final states
B. The initial state only
C. The final state only
D. Initial and final states

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