An iron cored coil is connected in series with an electric bulb with an AC source as shown in figure. When iron piece is taken out of the coil, the brightness of the bulb will
- decrease
- increase
- remain unaffected
- fluctuate
Answer:
(ii) increase
Physics CBSE Class 12 Sample Paper for 2023 Boards - Solution
Physics CBSE Class 12 Sample Paper for 2023 Boards - Solution
Last updated at August 12, 2026 by Teachoo
Answer:
(ii) increase