Physics · 2015
NEET 2015 · 3 May · Code E · Q34
A resistance 'R' draws power 'P' when connected to an AC source. If an inductance is now placed in series with the resistance, such that the…
A resistance 'R' draws power 'P' when connected to an AC source. If an inductance is now placed in series with the resistance, such that the impedance of the circuit becomes 'Z', the power drawn will be :
Official answer
(1)
$\displaystyle \mathrm{P}\left(\frac{\mathrm{R}}{\mathrm{Z}}\right)^2$
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NEET (UG) 2015 Physics question, with the answer from NTA’s final answer key. Where our answers come from.