Physics, asked by rashi6194, 4 hours ago

A man uses 900w electric iron to press his cloth for an average of 4hourd a week for 5weeks. If the cost of electrical energy is 30 kobo per unit. calculate the cost of energy for pressing

Answers

Answered by officialjoker630
4

Answer:

540k

Explanation:

The total amount of energy can be calculated as the product of the power and the time the iron worked.

The total amount of energy can be calculated as the product of the power and the time the iron worked.So the energy will be

900W 4h 5 = 18000 W h = 18kWh.

Therefore, the cost will be

18kWh 13k/kWh = 540k

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