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

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

Question # 2

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

Question # 3

The efficiency of a practical heat engine:

Question # 4

Which of the following does not have the same units:

Question # 5

Number of spark plugs needed in diesel engine is:

Question # 6

Absolute zero is considered as that temperature at which:

Question # 7

Change in momentum per second is:

Question # 8

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

Question # 9

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

Question # 10

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

Question # 11

If Cvdonotes molar specific heat at constant volume and𝜟 T is the change in temperature, then Cv𝜟T gives:

Question # 12

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

Question # 13

Real gases strictly obey gas laws at:

Question # 14

At constant temperature, if the volume of a given mass of a gas is doubled, then the density of gas becomes:

Question # 15

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

Question # 16

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

Question # 17

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

Question # 18

The equation W = ________𝜟U represents:

Question # 19

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

Question # 20

Truth of kinetic energy theory is confirmed by:

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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 The motion of molecules in gases i:
A. Orderly
B. Random
C. Circular
D. All of these
2 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
3 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
4 Which of the following does not have the same units:
A. Work
B. Heat
C. Kinetic energy
D. Power
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 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 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
8 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
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 The only significant motion possessed by the mono-atomic gas molecules is:
A. Translatory
B. Rotatory
C. Vibratory
D. None of these

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