numerical???

Asked by  | 29th Sep, 2008, 04:33: PM

Expert Answer:

the current flowing through the wire = 3 / (5+10) = 0.2 A

since

V = IR (Let R is the resistance of the L length of wire)

1.2 = 0.2 R

R = 6 ohm

therefore, L = (100 x 6) / 10 = 60 m

Answered by  | 11th Dec, 2008, 10:33: AM

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