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A certain network consists of two ideal and indentical voltage sources in series and a large number of ideal resistor. The power consumed in one of the resistor is 4 W when either of the two sources is active and other is replaced by a short circuit. The power consumed by same resistor when both sources are simultaneously active would be

A
0 or 8W
B
4W or 8W
C
0 or 16W
D
8W or 16W
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Correct option is A. 0 or 16W

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