Question

(i) Refrigerator of rating 400W for ten hours each day.

(ii) Two electric fans of rating 80W each for twelve hours each day.

(iii) Six electric tubes of rating 18W each for 6 hours each day.​

Answer 1

Answer:

1st part

Refrigerator of rating 400 Wats

For ten hours

1 hour =60 min

so 10 × 60 = 600

= 400/600

= 4/6

Ans will come in point