Question

according to pressure volume work
when a piston moves up or down then work done is
w=-p* change in volume
what is p -external pressure or internal pressure?

Answer 1

@ganeshie8

Answer 2

@zepdrix @iambatman

Answer 3

@radar @Compassionate

Answer 4

@tanya123 @midhun.madhu1987

Answer 5

@sasogeek

Answer 6

if the piston moves up then the internal pressure is greater than the external pressure
then in the formula, internal pressure should be taken for the w.d.?

Answer 7

@Elsa213

Answer 8

@Preetha