Question

A gas is taken through the cycle A→ B→ C→ A, as
shown in figure. What is the net work done by the gas ?
[2013]
(a) 1000 J (b) zero
(c) – 2000 J (d) 2000 J

Answer 1

Answer:

We know work done

= Area under P-V curve.

=

2

1

4 10

5

5 10

3

= 10 10

5

10

3

= 1000 J