Question

An electric motor rated 400 W operates 8 hour/day. What is the cost of the energy to operates it 30 days at Rs 3.00 per kWh?

Answer 1

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Answer 2

Answer:

Given: (P) = 750 W

= 750

1000

kW = 75

100

(t) = 2 × 30 = 60 hours

Unit cost = ` 3

To find: Total Cost = ?

Formula: H = P × t

Solution: H = P × t

Step-by-step explanation: