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If each of the resistances in the network in figure. , the equivalent resistance between terminals  and  is

a)

b)

c)

d)



Question ID - 150496 | SaraNextGen Top Answer

If each of the resistances in the network in figure. , the equivalent resistance between terminals  and  is

a)

b)

c)

d)

1 Answer
127 votes
Answer Key / Explanation : (d) -

(d)

The equivalent circuit of these network is as shown in figure, which is a balanced Wheatstone bridge. Therefore no current will flow in the resistance of arm . When cell is connected to points  and

Therefore effective resistance of arm  will be in parallel to the total resistance of arm

   Equivalent resistance

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