ECAT Pre Computer Science Chapter 11 MCQ Test With Answer

Top Scorers Of ECAT Physics Chapter 11 Heat & Thermodynamics MCQ`s Test

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Abdullah Baloch 28 - Jul - 2024 06 Min 01 Sec 60/60
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Vertex Gaming 16 - Jul - 2024 01 Min 06 Sec 55/60
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Ali Kumail 29 - May - 2024 01 Min 41 Sec 55/60
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Muhammad Abdur.Rahman Khan 28 - Aug - 2024 02 Min 51 Sec 55/60
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Mian House 31 - May - 2024 06 Min 26 Sec 55/60
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Muhammad Hashim 02 - Jun - 2024 02 Min 29 Sec 50/60
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Mian amar Mustafa 09 - Feb - 2024 03 Min 05 Sec 50/60
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Atif Murad 11 - Mar - 2024 01 Min 46 Sec 45/60
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Ahmad Arshad 10 - Jan - 2024 03 Min 11 Sec 45/60
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umme roman khan 14 - Jan - 2024 03 Min 41 Sec 45/60
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HUSSAIN Mudasser 24 - Jun - 2024 02 Min 24 Sec 40/60
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Ayan Shuaib 30 - Jan - 2024 03 Min 08 Sec 40/60
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Astha 01 - Feb - 2024 06 Min 49 Sec 40/60
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urooj urooj 17 - Jul - 2024 02 Min 12 Sec 35/60
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Kashif Siddiqui 14 - Sep - 2024 03 Min 17 Sec 35/60

ECAT Physics Chapter 11 Important MCQ's

Sr.#	Question	Answer
1	In the formula P = N₀KT, N₀denotes:	A. Number of molecules per unit per volume B. Number of moles C. Number of molecules D. None of these
2	The coefficient of linear expansion of iron is 0.000011 per°K. An iron rod is 10 metre long at 27°C. The length of the rod will be decreased by 1.1 mm when the temperature of the rod changes to	A. 0°C B. 10°C C. 17°C D. 20°C
3	Electromagnetic waves emitted by hot bodies are called:	A. Photoelectrons B. Alpha rays C. Thermal radiation D. None of these
4	Since the absolute scale is independent of the property of the working substance, hence, can be applied at	A. very high temperature B. very low temperature C. any one of them D. none of them
5	A succession of events which bring the system back to its initial condition is called	A. reversible process B. irreversible process C. a cycle D. none of them
6	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
7	One kilogram of different substances contain	A. same number of molecules B. different number of molecules C. may be same or different D. none of them
8	While deriving the equation for pressure of a gas we consider the	A. rotational motion of molecules B. vibrational motion of molecules C. linear motion of molecules D. all of them
9	Pressure of a gas at constant volume is proportion to	A. Total energy of gas B. Average P.E to molecules C. Average K.E of molecules D. Total internal energy of gas
10	In an ideal gas, the molecules have:	A. Kinetic energy only B. Potential energy only C. Both KE and PE D. None of these

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ECAT Pre Computer Science Chapter 11 MCQ Test With Answer

MCQ's Test For ECAT Physics Chapter 11 Heat & Thermodynamics

ECAT Physics Chapter 11 Heat & Thermodynamics

According to kinetic theory of gases, molecules of a gas behave like

The curve representing an isothermal process is called

The ideal gas law is

Maximum density of H2O is at the temperature

A typical four stroke petrol engine undergoes how many successive processes in each cycle

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

The percentage of available heat energy converted into work by a diesel engine is roughly

The bicycle pump provides a good example of

A gas is compressed adiabatically till its temperature is double. The ratio of its final volume to initial volume will be

Energy gas behaves like an ideal gast at

If the distance between two charges is doubled, the force between them will become:

Amount of heat required to raise the temperature of a body through 1 K is called its

While deriving equation of pressure by kinetic theory of gases, we take into account:

Specific heat at constant pressure is greater than the specific heat at constant volume because

Triple point of water is

Prepare Complete Set Wise ECAT Physics Chapter 11 Heat & Thermodynamics MCQs Online With Answers

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Set 12

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Top Scorers Of ECAT Physics Chapter 11 Heat & Thermodynamics MCQ`s Test

ECAT Physics Chapter 11 Important MCQ's

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Maximum density of H₂O is at the temperature