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how workdone zero in vacuum

how workdone zero in vacuum

Grade:12

2 Answers

ABHAY SHANKAR
16 Points
9 years ago

work isdone on the system or by he system is discussed only when thee is presence of gases in the system .in vaccum there is no pesence of any gas means no compressiion no expansion hence work done is zero                                                         plz approve if you like

ankitesh gupta
63 Points
8 years ago

WORK DONE IS = - (EXTERNAL PRESSURE ) * CHANGE IN VOLUME

 SO IN VACCUM THERE IS NO EXTERNAL PRESSURE THEREFORE NET WORK DONE IS ZERO 

 PLZZZZZZZZZZZZ APPROVE

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