KVPY SA Exam 2016 Question Paper

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Question : 24 of 80

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In the circuit, wire 1 is of negligible resistance. Then

Current will flow through wire 1 if $ε_1≠ε_2$
Current will flow through wire 1 if $ε_1/R_1≠ε_2/R_2$
Current will flow through wire 1 if $(ε_1+ε_2)/(R_1+R_2)≠(ε_1-ε_2)/(R_1-R_2)$
No current will flow through wire 1.

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