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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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Total Questions20
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Time Allowed20
MDCAT Physics Chapter 8 Heat and Thermodynamics Online Test
00:00
Question # 1
Most motorbikes have ____________ cylinder/s engine but cars usually have _________ cylinders on the same crankshaft.
Question # 2
Carnot engine is ____________ heat engine.
Question # 3
The temperature scale approved in SI units is:
Question # 4
Only those processes are probable to take place for which entropy os the system:
Question # 5
In the theory of dimensional analysis, heat may be properly represented by:
Question # 6
Avogadro number is known as number of molecules in:
Question # 7
The ideal gas obey gas law at:
Question # 8
Steam engine is:
Question # 9
The law of thermodynamics which discusses the condition under which heat energy is converted into and equivalent amount of work is:
Question # 10
Diesel engine coverts ____________ of available heat energy into work.
Question # 11
No of spark plugs needed in diesel engine is:
Question # 12
Thermal radiations are a type of:
Question # 13
Brownian motion confirms the truth of :
Question # 14
The pressure exerted on the walls on the vessel by gas molecules is defined as:
Question # 15
Carnot cycle is:
Question # 16
A process which is carried at constant temperature and Boyle's law can be applied is called:
Question # 17
The temperature at which all the gases become liquid is called:
Question # 18
At constant temperature, if the volume of a given mass of a gas is doubled, then the density of gas becomes:
Question # 19
The relationship between Boltzmann constant K with R and NAis given as:
Question # 20
No entropy change is associated with:
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
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U Ume Rubab 11 - Sep - 2024 00 Min 28 Sec 15/20 -
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 -
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 | 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
|
| 2 | If temperature of the sink is decreased, efficiency of a carnot engine. |
A. Remains constant
B. Decreases
C. Increases
D. None of these
|
| 3 | Electromagnetic waves emitted by hot bodies are called: |
A. Photoelectrons
B. Alpha rats
C. Thermal radiation
D. None of these
|
| 4 | The motion of molecules in gases i: |
A. Orderly
B. Random
C. Circular
D. All of these
|
| 5 | The nature of thermal radiation is smaller to: |
A. Ultraviolet rays
B. Light rays
C. Both of them
D. None of these
|
| 6 | In an ideal gas, the molecules have: |
A. Kinetic energy only
B. Potential energy only
C. Both KE and PE
D. None of these
|
| 7 | No entropy change is associated with: |
A. Isothermal
B. Adiabatic process
C. Isobaric process
D. None of them
|
| 8 | Tick which of the following is not state variable: |
A. Heat energy
B. Pressure
C. Entropy
D. Volume
|
| 9 | 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
|
| 10 | At constant temperature, if the density of the gas is increased, its pressure will: |
A. Decrease
B. Increase
C. Remain unchanged
D. None of these
|
Test Questions
Share your comments & questions here
Komal
20 Sep 2019Not working .nnot giving result of test
Komal
20 Sep 2019Not working.not generating result
Ali Gohar
27 Aug 2019👌
hina
17 Jul 2018satisfactory