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Q#1 Sinusoidal Steady State Analysis GATE EE 2006 MCQ +2 marks -0.66 marks

An energy meter connected to an immersion heater (resistive) operating on an AC 230 V, 50 Hz, AC single phase source reads 2.3 units (kWh) in 1 hour. The heater is removed from the supply and now connected to a 400 V peak square wave source of 150 Hz. The power in kW dissipated by the heater will be

3.478

1.739

1.540

0.870

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