Question

A bulb is connected to 200 v supply then it takes 0.5 A current. If the bulb is kept 'on' for 5 hrs then calculate resistance of bulb

Answer 1

Answer:

the resistance of bulb is 200×0.5=100

Answer 2

Explanation:

V = 200V, I = 0.5A, t = 5hrs

R = V/I

=> R = 200/0.5 ohms = 100 ohms