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Consider two concentric metalic shell's ...

Consider two concentric metalic shell's of radii R and 2R. The inner shell is having charge Q and outer shell is uncharged. If they are connected with a conducting wire. Then,

A

Q amount of charge will flow from innner to outer shell.

B

`Q//e` number of electrons will flow from outer to inner shell, where e charge on electron.

C

`(KQ^(2))/(4R)` amount of heat is produced in the wire.

D

`(KQ^(2))/(2R)` amount of heat is produced in the wire.

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