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

  • Total Questions20

  • Time Allowed20

Start Test Download PDF

MDCAT Physics Chapter 8 Heat and Thermodynamics Online Test

00:00
Question # 1

Tick which of the following is not state variable:

Question # 2

Change in momentum per second is:

Question # 3

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

Question # 4

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

Question # 5

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

Question # 6

Truth of kinetic energy theory is confirmed by:

Question # 7

One degree of thermodynamics scale of temperature is called:

Question # 8

Brownian motion confirms the truth of :

Question # 9

Number of spark plugs needed in diesel engine is:

Question # 10

While dealing with the processes i thermodynamics, the working substances is usually:

Question # 11

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

Question # 12

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

Question # 13

Carnot cycle is:

Question # 14

Which of the following does not have the same units:

Question # 15

The equation W = ________𝜟U represents:

Question # 16

The nature of thermal radiation is smaller to:

Question # 17

Pressure may be defined as_____per second per unit area:

Question # 18

If temperature of the sink is decreased, efficiency of a carnot engine.

Question # 19

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

Question # 20

The ideal gas obey gas law at:

Submit

Prepare Complete Set Wise MDCAT Physics Chapter 8 Heat and Thermodynamics Online Test MCQs Online With Answers


Topic Test

00:00
Submit

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.

Top Scorers Of MDCAT Physics Chapter 8 Heat and Thermodynamics Online Test MCQ`s Test

  • A
    Amshal Syed 18 - Sep - 2024 00 Min 31 Sec 15/20
  • S
    Sameer Ali 02 - Oct - 2024 00 Min 49 Sec 14/20
  • A
    ayan sajjad 06 - Nov - 2024 01 Min 55 Sec 14/20
  • R
    RIZWAN LIAQAT 21 - Oct - 2024 02 Min 09 Sec 14/20
  • A
    Areeba Jamal 14 - Sep - 2024 03 Min 06 Sec 14/20
  • M
    Mohammad Ahmed 28 - Sep - 2024 09 Min 09 Sec 14/20
  • A
    asima noreen 18 - Sep - 2024 02 Min 52 Sec 13/20
  • W
    Wania Irfan 11 - Sep - 2024 05 Min 11 Sec 13/20
  • D
    Danish Asghar. 17 - Sep - 2024 06 Min 43 Sec 13/20
  • S
    shazia arshad 01 - Sep - 2026 18 Min 37 Sec 13/20
  • H
    Haziqa Arshad 18 - Sep - 2024 01 Min 47 Sec 12/20
  • M
    Mehak Soomro 19 - Sep - 2024 03 Min 28 Sec 12/20
  • H
    Hafiz Hafiz 04 - Nov - 2024 04 Min 03 Sec 12/20
  • N
    Noor hadi 17 - Sep - 2025 11 Min 41 Sec 12/15
  • J
    Jahanzeb 18 - Sep - 2024 16 Min 39 Sec 12/20

MCAT Physics Chapter 8 Important MCQ's

Sr.# Question Answer
1 Hotness and coldness of an object is represented in terms of:
A. Heat
B. Temperature
C. Chemicial
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 In an ideal gas, the molecules have:
A. Kinetic energy only
B. Potential energy only
C. Both KE and PE
D. None of these
4 In the theory of dimensional analysis, heat may be properly represented by:
A. ML2T-2
B. MT-2
C. ML-1T-1
D. None of these
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 Change in momentum per second is:
A. Product force and time
B. Product of pressure and area
C. Ratio of pressure and area
D. None of these
7 Truth of kinetic energy theory is confirmed by:
A. Diffusion of gases
B. Brownian motion
C. Both A and B
D. None of these
8 If temperature of the sink is decreased, efficiency of a carnot engine.
A. Remains constant
B. Decreases
C. Increases
D. None of these
9 Brownian motion confirms the truth of :
A. Wave theory of light
B. Boyle's law
C. Kinetic theory of gases
D. Adiabatic process
10 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

Test Questions