Q.

Two metal spheres of radii R1 and R2 are charged to the same potential. The ratio of charges on the spheres is

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a

R1 : R2

b

R1 : R2

c

R12 : R22

d

R13​: R23

answer is B.

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Detailed Solution

Spheres have same potential  i.e. kQ1R1=kQ2R2⇒Q1Q2=R1R2
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