___________ occurs when a system causes a _______ to turn against an external mechanical resistance.(a) Mechanical work, Mechanical(b) Electrical work, Electrical(c) Shaft work, Shaft(d) Flow work, FlowThe question was posed to me in a job interview.The query is from Energy Balances in portion Energy Balances of Chemical Process Calculation

___________ occurs when a system causes a _______ to turn against an e

1.	___________ occurs when a system causes a _______ to turn against an external mechanical resistance.(a) Mechanical work, Mechanical(b) Electrical work, Electrical(c) Shaft work, Shaft(d) Flow work, FlowThe question was posed to me in a job interview.The query is from Energy Balances in portion Energy Balances of Chemical Process Calculation
Answer» The correct OPTION is (c) Shaft WORK, Shaft To elaborate: Shaft work OCCURS when a system CAUSES a shaft to turn against an external mechanical resistance.

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