Question

an electric kettle is rated 2.5kWh 250 V. Find the cost of running the kettle for 2 hours at Rs1.60 per unit​

Answer 1

Answer:

RS.80

Explanation:

energy consume in one hour=2.5

energy consume in 2 hour=5

cost of 1 unit energy=1.60

cost of 5 unit energy=5×1.60=80.00