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	Boyle's law is applicable in	A. Isochoric process B. Isothermal process C. Isobaric process D. Isotonic process
2	The second law of thermodynamics is concerned with the circumstances in which	A. heat can be converted into work B. direction of flow of heat C. none of them D. both of them
3	The curve representing an adiabatic process is called	A. isotherm B. adiabat C. adiable D. none of them
4	If water in a closed bottle is taken up to the moon and opened, the water gets	A. Freeze B. Boiled C. Dissociated into O₂and H₂ D. Evaporated
5	The internal energy of a system does not depend upon the	A. initial state of the system B. final state of the system C. path D. none of them
6	The heat required to raise the temperature of one mole of the substance through 1 K is called	A. heat capacity B. specific heat capacity C. molar specific heat D. all of them
7	When heat is added into the system then change in entropy is	A. negative B. positive C. zero D. any one of them
8	For the working of a heat engine, there must be	A. a source of heat at high temperature B. a sink at low temperature C. both of them D. none of them
9	First law of thermodynamic is special case of	A. Law of conservation of energy B. Charle's law C. Law of conservation of mass D. Boyle's law
10	Brownian motion increases due to	A. Increase in size of Brownian particle B. Increase in temperature of medium C. Increase in density of medium D. Increase in viscosity of medium

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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 Boltzman constant has the value

The ideal gas law is

Rate of diffusion is

In the reverse process, the working substance passes through the same stages as in the direct process and

Two samples A and B of a gas initially of the same temperature and pressure are compressed from a volume V to a volume V/2 such that A is compressed isothermally and B adiabatically. The final pressure

The curve representing an isothermal process is called

The efficiency of carnot engine cannot be 100% or one unless cold reservoir is at

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

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

Pressure applied at any point of gas at rest is transmitted equally to all parts of the gas. This is the statement of:

A real gas can be approximated to an ideal gas at

The kinetic energy of one molecule of a gas at normal temperature and pressure will be (k = 8.31 J/mole K) :

We can express the work in term of

The unit of thermodynamical scale is

The nature of thermal radiation is similar to:

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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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