Question

I am Indian .... I am Punjabi
Tell from where you are ??
You can question me any question I will answer that ....​

Answer 1

Answer:

pls mark me as Braniliest

Explanation:

Power of heater P=5 kW=5000 W=5000

s

J

Time of operation t=15 min=15×60=900 s

Thus energy spent E=Pt=5000×

s

J

×900 s=4.5×10

6

J