First slide
Electrical power
Question

Statement 1: When current through a bulb is increased by 2%, power increases by 4%.

Statement 2: Current passing through the bulb is   1Resistance

Easy
Solution

P  =  I2R

100%  ×  dPP=2dII100%

Get Instant Solutions
When in doubt download our app. Now available Google Play Store- Doubts App
Download Now
Doubts App