1.

Two concetric spherical shells of radii R and 2R carry charges Q and 2Q respectively. Change in electric potential on the outer shell when both are connected by a conducing wire is (K = (1)/(4pi epsilon_(0)))

Answer»

ZERO
`(3KQ)/(2R)`
`(KQ)/(R )`
`(2kQ)/(R )`

ANSWER :A


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