An ideal gas at 400 ,K is compressed isothermally from a pressure of to

PHYSICS · Single correct · CBSE · Physics · Thermodynamics · Thermodynamics

Problem

An ideal gas at 400\,K is compressed isothermally from a pressure of

1.0\times10^{5}\,\text{Pa}

4.0\times10^{5}\,\text{Pa}

. Its initial volume is

0.020\,\text{m}^3

. What is the work done on the gas (nearest value)? (a)

-2.8 \times 10^{3}\,\text{J}

(b)

1.4 \times 10^{3}\,\text{J}

(c)

2.8 \times 10^{3}\,\text{J}

(d)

3.8 \times 10^{3}\,\text{J}