Find the electrical energy

PHYSICS · Single correct · AP · Physics 2: Algebra-based · Electric Circuits · Electric Circuits

Problem

Find the electrical energy, in kWh, consumed when a 1.5 kW room-heater, a 100 W bulb and a 60 W ceiling fan are used together for 4 h. (a)

6.0 \text{ kWh}

(b)

1.66 \text{ kWh}

(c)

6.64 \text{ kWh}

(d)

8.8 \text{ kWh}