NEET UG PHYSICS MCQ: THERMODYNAMICS

1 Medium

1 of 1

Remembering +4 | -1

An adiabatic process occurs at constant

View answer and explanation

Correct option: B

Heat

Option B (Heat) is correct because an adiabatic process is defined as a thermodynamic process in which there is no heat transfer into or out of the system.

More Questions from THERMODYNAMICS

Practice All Chapter MCQs →

The work done during expansion of a gas is independent of pressure if the expansion takes place When heat is added to a system, which of the following is not possible? The

p-T

relation for an adiabatic expansion is
A Carnot engine has efficiency

\frac{1}{4}

. Efficiency becomes

\frac{1}{3}

when temperature of sink is decreased by 50 K (keeping source fixed). What is the original temperature of the sink? If sink and source temperature of a refrigerator are

4^{\circ} \mathrm{C}

and

15^{\circ} \mathrm{C}

respectively. Then efficiency of refrigerator is The

SI

unit of mechanical equivalent of heat is