What is Thermodynamics in Hindi

What is Thermodynamics in Hindi. We covered all the What is Thermodynamics in Hindi in this post for free so that you can practice well for the exam.

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Thermodynamics Objective in Hindi for Students

The internal energy depends on

(A) the Mass of the system

(B) Temperature

(C) Both 'A' and 'B'

(D) the Path of the System

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A gas absorbs 200 J of heat and expands against an external pressure of 1.5 atm from a volume of 0.5 lit to 1 lit. The AU is

(A) 525 J

(B) 375 J

(C) 124 J

(D) 200 J

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Temperature and heat are

(A) Extensive properties

(B) Intensive properties

(C) Intensive and extensive

(D) Extensive and intensive

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The largest unit of energy is

(A) Joule

(B) Lit-atm

(C) erg

(D) Calorie

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In adiabatic compression, internal energy

(A) Increases

(B) Decreases

(C) Remains constant

(D) Zero

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If work is done on the system then the internal energy of the system

(A) Increases

(B) Decreases

(C) Remains constant

(D) Zero

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The work done during the expansion of a gas from 4dm³ to 6 dm³ against a constant external pressure of 3 atm is

(A) -6 J

(B) -608 J

(C) + 304 J

(D) -304 J

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A process is reversible when

(A) Surrounding and system changes are the same

(B) No boundary between the system and surrounding

(C) Surrounding is always in equilibrium with the system.

(D) The system changes into its surrounding spontaneously.

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What will be the change in internal energy when 12 kJ of work is done on the system and 2 kJ of heat is given by the system?

(A) 10 kJ

(B) -10 kJ

(C) 5 kJ

(D) -5 kJ

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Which one is a state function?

(A) Cp

(B) Cv

(C) Enthalpy

(D) All

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q = -W is not true for

(A) Isothermal process

(B) Adiabatic process

(C) Cyclic process

(D) 'A' and 'B' both

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A gas expands isothermally and reversibly. The work done by the gas is

(A) Zero

(B) Maximum

(C) Minimum

(D) Both 'A' and 'C'

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Surrounding is

(A) A large stock of energy and mass that can exchange with the system.

(B) A portion of the universe is under thermodynamics consideration.

(C) The remaining portion of the universe including the system.

(D) The wall separates the system from its surroundings.

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An extensive property is

(A) Surface tension

(B) Freezing point

(C) Internal energy

(D) Density

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An open system

(A) Can neither lose or gain energy

(B) Can lose or gain matter and energy

(C) Can lose or gain energy

(D) Can lose or gain matter

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Which is not an extensive property?

(A) Specific heat

(B) Surface area

(C) Heat

(D) Work

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Identify the intensive quantity from the following

(A) Enthalpy and temperature

(B) Volume and temperature

(C) Enthalpy and volume

(D) Temperature and refractive index

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We covered all the what is thermodynamics in Hindi above in this post for free so that you can practice well for the exam.

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