Physics, asked by Madhurrathi2876, 1 year ago

An electric heater draws a current of 10 a from a 220 v supply . What is the cost of using the heater 5 hours per day for 30 days if the cost of 1 unit is rs. 2. 50 ?

Answers

Answered by awaisanwar492
0

Answer:

Explanation:

AMOUNT OF ENERGY IN KWh = WATT × TIME IN HOURS / 1000

AMOUNT OF ENERGY IN KWh = 220×10×5 / 1000

COST OF ELECTRICITY = 11×PROCE OF ONE UNIT

                                         = 11 × 2.5

                                          = 27.5 RUPEES

Answered by aouchi82
4

Answer is Rs.825. Solution is in the pic.

HAPPY TO HELP

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