A radio set of 15 watt runs 8 hours daily. How much energy is consumed in a month ?
In a house there are 3 bulbs of power 60 watt glow for 3 hours every day, a TV of power 150 watt runs 6 hours daily and refrigerator of power 330 watt operates 1 hour everyday. Find the total power consumption in one month. If 1 unit costs Rs. 9 . Total cost of electricity in one month?
A circuit with 220 V is supplied with a fuse of 5 A. how many bulb of 60 W can be safely used in the circuit.
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