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MCQ's Test For ECAT Physics Chapter 11 Heat & Thermodynamics
Try The MCQ's Test For ECAT Physics Chapter 11 Heat & Thermodynamics
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Total Questions15
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Time Allowed20
ECAT Physics Chapter 11 Heat & Thermodynamics
00:00
Question # 1
Energy gas behaves like an ideal gast at
Question # 2
The curve representing an isothermal process is called
Question # 3
The value of E0in coulomb's law is:
Question # 4
In the theory of dimensional analysis, heat may be properly represented by:
Question # 5
The efficiency of carnot engine cannot be 100% or one unless cold reservoir is at
Question # 6
Hotness and coldness of an object is represented in terms:
Question # 7
Efficiency of carnot engine is independent of the
Question # 8
10 c.c. each of oxygen and hydrogen are kept in separate flasks. Then which of the following relations is correct?
Question # 9
The heat required to raise the temperature of one mole of the substance through 1 K is called
Question # 10
The work done by the system on its environment is considered as
Question # 11
When heat is added into the system then change in entropy is
Question # 12
Truth of kinetic energy is confirmed by:
Question # 13
If the formula PV = nRT, n denotes:
Question # 14
Absolute zero is considered as that temperature at which:
Question # 15
An irreversible heat flow from a hot to cold substances of a system, causes the disorder to
Prepare Complete Set Wise ECAT Physics Chapter 11 Heat & Thermodynamics MCQs Online With Answers
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Set 1
15 Questions
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Set 2
15 Questions
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Set 3
15 Questions
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Set 4
15 Questions
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Set 5
15 Questions
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Set 6
15 Questions
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Set 7
15 Questions
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Set 8
15 Questions
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Set 9
15 Questions
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Set 10
15 Questions
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Set 11
15 Questions
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Set 12
3 Questions
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Top Scorers Of ECAT Physics Chapter 11 Heat & Thermodynamics MCQ`s Test
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A Abdullah Baloch 28 - Jul - 2024 06 Min 01 Sec 60/60 -
V Vertex Gaming 16 - Jul - 2024 01 Min 06 Sec 55/60 -
A Ali Kumail 29 - May - 2024 01 Min 41 Sec 55/60 -
M Muhammad Abdur.Rahman Khan 28 - Aug - 2024 02 Min 51 Sec 55/60 -
M Mian House 31 - May - 2024 06 Min 26 Sec 55/60 -
M Muhammad Hashim 02 - Jun - 2024 02 Min 29 Sec 50/60 -
M Mian amar Mustafa 09 - Feb - 2024 03 Min 05 Sec 50/60 -
A Atif Murad 11 - Mar - 2024 01 Min 46 Sec 45/60 -
A Ahmad Arshad 10 - Jan - 2024 03 Min 11 Sec 45/60 -
U umme roman khan 14 - Jan - 2024 03 Min 41 Sec 45/60 -
H HUSSAIN Mudasser 24 - Jun - 2024 02 Min 24 Sec 40/60 -
A Ayan Shuaib 30 - Jan - 2024 03 Min 08 Sec 40/60 -
A Astha 01 - Feb - 2024 06 Min 49 Sec 40/60 -
U urooj urooj 17 - Jul - 2024 02 Min 12 Sec 35/60 -
K Kashif Siddiqui 14 - Sep - 2024 03 Min 17 Sec 35/60
ECAT Physics Chapter 11 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | It is impossible to devise a processes which may convert heat, extracted from a single reservoir, entirely into work without leaving any change in the working system. This is the statement of |
A. Clausius statement of second law
B. Kelvin'sstatement of second law
C. Clausius statement of first law
D. Kelvin's statement of first law
|
| 2 | A process is a reversible process, if the entropy of the system |
A. increases
B. decreases
C. remains constant
D. none of them
|
| 3 | Boyle's law is applicable in |
A. Isochoric process
B. Isothermal process
C. Isobaric process
D. Isotonic process
|
| 4 | In all natural processes where heat flows from one system to another, there is always a net |
A. decrease in entropy
B. increase in entropy
C. decrease or increase in entropy
D. none of them
|
| 5 | If N is the total number of molecules and V is the volume of the container, then the expression for the pressure of gas is |
A. P=P/V<1/2mv2>
B. P=2N/V<1/2mv2>
C. P=2/3N/V<1/2mv2>
D. P=2/3N/V<mv2>
|
| 6 | The motion of molecules in gases is: |
A. Orderly
B. Random
C. Circular
D. All of these
|
| 7 | If denotes the total number of molecules in cubic vessel such that m is mass of each milecule and I is length of each side of vessel, then mN/I3gives the: |
A. Force
B. Density
C. Work done
D. Pressure
|
| 8 | Adiabatic change occurs when the gas |
A. expands
B. compressed
C. expands or compressed
D. expands or compressed rapidly
|
| 9 | A process in which no heat enters or leaves the system is called |
A. isochoric process
B. isothermal process
C. adiabatic process
D. none of them
|
| 10 | Generally a temperature scale is established by using certain physical properties of a material which varies |
A. nonlinearly with temperature
B. linearly with temperature
C. either of them
D. none of them
|
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31 Jan 2018Entry test is a good thing