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# The resistor which will dissipate maximum power is

$\begin {array} {1 1} (A)\;2\Omega & \quad (B)\;4\Omega \\ (C)\;5\Omega & \quad (D)\;6\Omega \end {array}$

Power dissipated per unit time is $\large\frac{V^2}{R}$
Calculating this value for all the resistors give the answer.
Ans : (B)
edited Sep 11, 2014 by meena.p