Question

a heater of 1000w is connected to the 250v. calculate the electrical energy ( kwh) when heater is operated in2h​

Answer 1

Answer:

POWER = 1000 WATT 

CHANGE IN KWH

1000/1000=1KWH

E=P*T

E=1*2

E=2KWH

FOR 30 DAYS IT will be

2*30=60kwh

the cost of energy is 5rupees per kwh

5*60

=rs 300