Current Electricity 1 Question 15

15. Six equal resistances are connected between points P,Q and R as shown in the figure. Then, the net resistance will be maximum between

(2004,2M)

(a) P and Q

(b) Q and R

(c) P and R

(d) any two points

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Solution:

  1. RPQ=511r,RQR=411r and RPR=311r

RPQ is maximum.

Therefore, the correct option is (a).



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