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

00:00
Question # 1

Avogadro number is known as number of molecules in:

Question # 2

Pressure may be defined as_____per second per unit area:

Question # 3

The ideal gas obey gas law at:

Question # 4

Which of the following does not have the same units:

Question # 5

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

Question # 6

The nature of thermal radiation is similar to:

Question # 7

Change in momentum per second is:

Question # 8

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

Question # 9

Truth of kinetic energy theory is confirmed by:

Question # 10

The equation PVr = Constant applies to:

Question # 11

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

Question # 12

The equation W = ________𝜟U represents:

Question # 13

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

Question # 14

Number of spark plugs needed in diesel engine is:

Question # 15

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

Question # 16

When a gas is compressed:

Question # 17

The motion of molecules in gases i:

Question # 18

Real gases strictly obey gas laws at:

Question # 19

The nature of thermal radiation is smaller to:

Question # 20

Electromagnetic waves emitted by hot bodies are called:

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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 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
2 The only significant motion possessed by the mono-atomic gas molecules is:
A. Translatory
B. Rotatory
C. Vibratory
D. None of these
3 The nature of thermal radiation is smaller to:
A. Ultraviolet rays
B. Light rays
C. Both of them
D. None of these
4 For a gas obeying Boyle's law, if the pressure is doubled the volume becomes:
A. One half
B. Double
C. Four times
D. None of these
5 If P is the pressure and V is the volume, Then PV will represent:
A. Power
B. Work
C. Force
D. None of these
6 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
7 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
8 Pressure may be defined as_____per second per unit area:
A. Change in force
B. Change in momentum
C. Change in energy
D. Work done
9 The equation W = ________𝜟U represents:
A. Thermal process
B. adiabatic process
C. Isobaric process
D. None of these
10 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

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