1.

An electric kettle of 1000W is used for 10 minutes and cost of energy is atRs. 5 per kWh. What is the cost of energy?

Answer»

Answer:

5/6 Rs.

Explanation:

Power used buy ELECTRIC kettle=1000W

=1kW

TIME for which electric kettle is used=10 min

=1/6 hr.

Energy=power*time

=1*1/6 KWH

1/6 kWh

cost of 1 kWh = Rs. 5

cost of 1/6kWh=5/6 Rs



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