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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suzi 09 - Feb - 2026 02 Min 10 Sec 48/60
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Atif Murad 11 - Mar - 2024 01 Min 46 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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Night Rrrider 30 - Jan - 2026 02 Min 14 Sec 36/60
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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 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
2	The relationship between Boltzmann constant k with R and N_Ais given as:	A. k = RN_A B. k =R/N_A C. k = NR/N_A D. None of these
3	A process is a reversible process, if the entropy of the system	A. increases B. decreases C. remains constant D. none of them
4	At what temperature the adiabatic change is equivalent to the isothermal change?	A. Zero degree Celsius B. Zero Kelvin C. Critical temperature D. Above critical temperature
5	For making cooking utensils, which of the following pairs of properties is most suited?	A. Low specific heat and high conductivity B. Low specific heat and low conductivity C. High specific heat and high conductivity D. High specific heat and low conductivity
6	Which of the following is a state variable	A. entropy B. pressure C. volume D. all of them
7	Pressure may be define as _______ per second per unit area:	A. Change in force B. Change in momentum C. Change in energy D. Work done
8	When heat is removed from the system	A. negative B. positive C. zero D. any one of them
9	A process which can be retraced in exactly reverse order, without producing any change in the surroundings is called	A. reversible process B. irreversible process C. any one of them D. none of them
10	During the whole carnot cycle	A. Thermal equilibrium is maintained B. mechanical equilibrium is maintained C. both the thermal and mechanical equilibriumis maintained D. both the thermal and mechanical equilibrium is not maintained

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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

The pressure exerted by the gas is

The length of a metallic rod is 5 meter at 100°C. The coefficient of cubical expansion of the metal will be

An isochoric process is one which take place at

Efficiency of carnot engine is independent of the

Pressure of a gas at constant volume is proportion to

The heat required to raise the temperature of one mole of the substance through 1 K is called

R.M.S velocity of a particle is V at pressure P. If pressure increases by two times, then R.M.S velocity becomes

The efficiency of diesel engine is

The concept of entropy was introduced into the study of thermodynamics in

In an adiabatic process the work is done at the expense of the

The second law of thermodynamics is concerned with the circumstances in which

A heat engine is that which converts

The internal energy of a system does not depend upon the

In all natural processes where heat flows from one system to another, there is always a net

If 42 J heat is transferred to the system and the work done by the system is 32 J then what will be the change in internal energy

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

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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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