Questions
Four wires AB, BC, CD and DA of resistance 4 each and fifth wire BD of resistance 8 are joined to form a rectangle AB CD of which BD is diagonal. The effective resistance between the points A and B [Fig] is
detailed solution
Correct option is D
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Similar Questions
In an electrical cable there is a single wire of radius 9 mm of copper. Its resistance is 5Ω . The cable is replaced by 6 different insulated copper wires, the radius of each wire is 3 mm . Now the total resistance of the cable will be
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