Question

An electric heater is rated 1500 watt. How much energy does it use in 10 hours?

Answer 1

Answer:

15 KWh

Explanation:

E=PT= 1.5 KW X 10 h =15 KWh

Answer 2

Heya!!

Here is your answer -

Power=1500W=1500/1000=1.5kW

time=t=10hours.

Energy=Power x t

=1.5 X 10

=15kWh

Hence , the energy consumed by the heater in 10h is 15kwH