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For a wire R/l = 1/2 and length of wire is l= 5 cm. If potential difference of 1 V is applied across it,

+1 vote
in JEE by kratos

For a wire R/l = 1/2 and length of wire is l= 5 cm. If potential difference of 1 V is applied across it, current through wire will be: (R = Resistance)

(1) 40A

(2) 4A

(3) 25A

(4) 2.5A

1 Answer

+6 votes
by kratos
 
Best answer

Correct option (1) 40A

Explanation:

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