question_answer

Figure shows a closed surface which intersects a conducting sphere. If a positive charge is placed at the point P, the flux of the electric field through the closed surface

A)  will remain zero       

B)  will become positive

C)  will become negative  

D)  will become undefined

Correct Answer: B

Solution :

 The positive & negative charges developed on different parts of conducting sphere due to induction. Hence the flux through the closed surface is positive.