The domestic power load in a house comprises the following:

8 lamps of 100 W each,

3 fans of 80 W each,

1 refrigerator of 1/2 hp,
1 heater of 1000 W.

(a) Calculate the total current taken from the supply of 230 V

(b) Calculate the energy consumed in a day, if on an average only a quarter of the above load persists all the time.