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A 6V battery of internal resistance 1 Om...

A 6V battery of internal resistance `1 Omega` is connected across a uniform wire AB of length 100 cm. The positive terminal of another battery of E.M.F 4V and internal resistance `1 Omega` is joined to the point A as shown. The distance of point P from A is `alpha xx 10 cm`. Find the value of `alpha`, for which there is no current through the galvanometer. (resistance of AB wire is `5 Omega`)

A

80 cm

B

60 cm

C

75 cm

D

40 cm

Text Solution

Verified by Experts

The correct Answer is:
A
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