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Questions  

In the given circuit, a potential difference of 60 V is applied across AB. The potential difference between points M and N is:



 

a
10 V
b
15 V
c
20 V
d
30 V

detailed solution

Correct option is D

V=V1+V2+V3=60 60=Q2C+QC+Q2C ∴   2QC=60,QC=30V= P.D. across MN

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