Question

In a house 10 bulbs of power 10W each, 1 fan of power 100W runs

for10 hrs daily. Calculate the amount of electrical energy consumed at the

end of month November . Also calculate the cost if cost per unit is Rs 10.​

Answer 1

10BULBS*10W=100W

1 FAN=100W*10=1000W

Month NOVEMBER means 11

SO,

11*100/100W

1 JOULE=4WATT

THEN,

10*4=40JOULE