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[" 82.A wire when connected to "220V" ma...

[" 82.A wire when connected to "220V" mains supply has power "],[" dissipation "P_(1)" .Now the wire is cut into two equal pieces "],[" which are connected in parallel to the same supply.Power "],[" dissipation in this case is "P_(2)" .Then "P_(R):P_(1)" is "],[[" (a) "1," (b) "4],[" (c) "2," (d) "3]]

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