a 12HP motor has to be operated 8hrs/day for 10 days how much it will cost in Rs at the rate of 50paise/KWh
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12 HP = 8.948 kW
It is worked for 8 hours per day for 10 days so total 80 hours so it comes
8.948 × 80 = 715.84
Now 50 paise for 1kwh
Then it comes 50 × 715.84 = 35792 in paise divide it by 100 as 1 rupee =100 paise it comes to be = 357.92
It is worked for 8 hours per day for 10 days so total 80 hours so it comes
8.948 × 80 = 715.84
Now 50 paise for 1kwh
Then it comes 50 × 715.84 = 35792 in paise divide it by 100 as 1 rupee =100 paise it comes to be = 357.92
manishmalhotra:
thank u so much for helping me..........
ok then one more question....the power of a water pump is 2kW.if g=10m/s2 the amount of water it can raise in one minute to a height of 10m is:
ok thanks........
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