Math, asked by shivam451, 1 year ago

n electric heater of 1000watt is use for 3 hour for a day . what is cost of using in a month of 25 day . If unit cast equal rupee 4.

Answers

Answered by suhanikhune

2

power=w/t
1000=w/3
3000Wh=w
heater used for 25 days
3000×25
75000Wh
OR
75kWh
the cost will be
75×4=Rs 300

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