Question

Air expands from 5 litres to 10 litres at 2 atm pressure workdone is
(A) 10 J
(B) 1000 J
(C) 3000 J
(D) 300 J​

Answer 1

Answer:

answer is (b)

thank you

Answer 2

Answer:

Given,

V

1

=5liter=5×10

−3

m

3

V

2

=10liter=10×10

−3

m

3

P=2atm=2×10

5

Pa

Work done, W=P(V

2

−V

1

)

W=2×10

5

(10−5)×10

−3

W=2×100×5

W=1000J

The correct option is B.

I hope that you found it useful