Physics, asked by sachinswagbro2426, 4 months ago

Calculate the cost of using two LED bulbs each of power 20W for 10 hrs a day @ Rs.5 per unit

please give right answer.

Answers

Answered by Anonymous

1

E=Power(inkW)×time=

1000

4×100×6

kWh=2.4kWh

Consumed in 30 days=30×2.4=72

Total cost =72×5=360Rs.

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