Problem

A 2-kW electric resistance heater in a room is turned on and kept on for 50 minutes. The a...

A 2-kW electric resistance heater in a room is turned on and kept on for 50 minutes. The amount of energy transferred to the room by the heater is

(a) 2 kJ

(b) 100 kJ

(c) 6000 kJ

(d) 7200 kJ

(e) 12,000 kJ

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