An electric bulb is rated 220 V; 11W. The resistance of its filament when it glows with a power supply of…

An electric bulb is rated 220 V; 11W. The resistance of its filament when it glows with a power supply of 220 V is :
  1. 4400 Ω
  2. 440 Ω
  3. 400 Ω
  4. 20 Ω

Solution

4400 Ω

Asked in: CBSE

Practice more ELECTRICITY questions on Aicharya