A) 1:2
B) 2 :2
C) 1:4
D) 4:2
Correct Answer: D
Solution :
In parallel circuit potential across each resistor is same \[R=\frac{{{V}^{2}}}{R}\] \[2{{R}^{2}}=\frac{{{V}^{2}}}{2R}\] \[\frac{{{P}_{1}}}{{{P}_{2}}}=2:1\]
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