Question

An electric heater draw a current of 3.5 amphere at a potential difference of 250volts.calculate the power consumed by four such heaters.

Answer 1

i = 3.5 A

V = 250V

P = V × i

= 250 × 3.5

= 875 W

Now power consumed by 4 such heaters are

875 × 4

3500 W



Thanks