The contents of a well-insulated tank are heated by a resistor of 23 ohm in which 10 A current is flowing. Consider the tank along with its contents as a thermodynamic system. The work done by the system and the heat transfer to the system are positive. The rates of heat (Q), work (W) and change in internal energy (ΔU) during the process in kW are

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Examsnet · Accepted Answer

Correct Answer is : Q = 0,W =-2.3,ΔU = +2.3

GATE Mechanical Engineering(ME) 2011 Solved Paper