Physics · 2013
NEET 2013 · 5 May · Code W · Q32
A coil of self-inductance L is connected in series with a bulb B and an AC source. Brightness of the bulb decreases when:
A coil of self-inductance L is connected in series with a bulb B and an AC source. Brightness of the bulb decreases when :
Official answer
(4)
an iron rod is inserted in the coil.
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NEET (UG) 2013 Physics question, with the answer from NTA’s final answer key. Where our answers come from.