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

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

Question # 2

When a gas is compressed:

Question # 3

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

Question # 4

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

Question # 5

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

Question # 6

Which of the following does not have the same units:

Question # 7

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

Question # 8

The efficiency of a particle heat engine:

Question # 9

Absolute zero is considered as that temperature at which:

Question # 10

Steam engine is:

Question # 11

The nature of thermal radiation is similar to:

Question # 12

Only those processes are probable to take place for which entropy os the system:

Question # 13

The ideal gas obey gas law at:

Question # 14

In thermodynamics, the change in internal energy depends upon:

Question # 15

Number of spark plugs needed in diesel engine is:

Question # 16

What will be efficiency of carnot engine when it is operated between the temperatures 47oC and 127 oC:

Question # 17

The motion of molecules in gases i:

Question # 18

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

Question # 19

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

Question # 20

The rate of change of momentum of a molecule is equal to:

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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 If P is the pressure and V is the volume, Then PV will represent:
A. Power
B. Work
C. Force
D. None of these
2 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
3 Which of the following does not have the same units:
A. Work
B. Heat
C. Kinetic energy
D. Power
4 One degree of thermodynamics scale of temperature is called:
A. Celsius
B. Fahrenheit
C. Kelvin
D. Radian
5 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
6 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
7 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
8 The pressure exerted on the walls on the vessel by gas molecules is defined as:
A. Force per unit volume
B. Energy per unit area
C. mass per unit volume
D. None of these
9 A process in which no heat enters or leaves the system is called.
A. Adiabatic process
B. Isothermal process
C. Isochoric process
D. None of these
10 The nature of thermal radiation is smaller to:
A. Ultraviolet rays
B. Light rays
C. Both of them
D. None of these

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