Example 12.12 An electric bulb is connected to a 220 V generator. The current is 0.50 A. What is the power of the bulb?
Potential difference = V = 220 V
Current = I = 0.5 A
Finding power
Power = Potential difference × Current
= V × I
= 220 × 0.5
= 220 × 5/10
= 110 W
Power of the bulb is 110 W
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 9 years. He provides courses for Maths and Science at Teachoo.
