Question

The four resistances P,Q,R and S of a
wheat stone bridge are 4,10,20 and
20012 respectively. To balance the bridge
(A) 290 2 to be connected in
parallel to 20012
(B)
200
12 to be connected in
3
series to 200.12
(C)
412 to be connected in series
with 10.12
(D) 1.2 to be connected in
series with 1012​

Answer 1

Answer:

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