In Figure the plate `A` has `100 muC` charge, while the plate `B` has `60 mu C` charge.
.
When both switches are open, then.

Options

A. `q_(1)=80 mu C`
B. `q_(2) = 20 muC`
C. `q_(3) = -20 mu C`
D. `q_(4) =10 mu C`

Answer

A, B, C

Explanation

`q_(1) = 80 muC q_(2) = 20mu C`
`q_(3) = -20 muC q_(4) = 80 muC`.