Question

Q. 14. An electric heater is rated 1500 W. How much energy does it use in 10
hours?

Answer 1

Answer:

power = 1500/1000 = 1.5kw

time = hours energy = power × time

1.5×10

15kwh

please thanks

Answer 2

Answer:

Energy =power ×time

power =1500W, time = 10 hours

Energy = 1500 × 10

Energy =15000wh

which can also be said 15kwh