Question

250 V, 100 W लैम्प का प्रतिबंध होगा

Answer 1

Answer:

v = 250 volts

p = 100 watt

p = VI

100 = 250 X I

I = 100/250

I = 0.4A

R = v/i

R = 250÷0.4

R = 625 ohm