Question

The lamp consumes 1000J of electrical energy in 10s.What is its power?

Answer 1

Answer:100 watt

Explanation:if the lamp consumes 1000j energy then it must produce a work output of 1000j as energy cannot be destroyed.

Then

P=w/t

=1000/10

=100

Answer 2

Answer: 100watt

Explanation:p=w/t = 1000j/10s=100watt