Embibe Experts Solutions for Exercise 4: Assignment

Work done in given cyclic process is

Indicator diagram is a

Which of the following laws of thermodynamics defines the term internal energy ?

A process can be reversible if

The value of $\eta$ may lie between

In practice, all heat engines have efficiency less than that of a Carnot engine because

When gas in a vessel expands, its thermal energy decreases. The process involved is

What is the work done by $0.2$ mole of a gas at room temperature to double its volume during isobaric process? (Take $R=2 \mathrm{cal} {\mathrm{mol}}^{-1}{{}^{\circ }\mathrm{C}}^{-1}$)