Q.Fig. shows a charged q placed at the centre of a hemisphere.A second charge Q is placed at one of the positions A,B,C and D.In which position(s) of the second charged,the flux of the electric field through the hemisphere remains unchanged?

(a)A

(b)B

(c)C

(d)D

Please explain the result.

sunindra kanghujam

15 Years agoGrade 12