Is it d?
Answer is c. Plz reply soon @Arpit . You have done it correct just taken the ratio wrong. I am unable to find electric field. However I an sure my potential is correct.
It's an integral only.. isn't it?
Karr Raha hoon bhai
Yes SIR @Churchil_Dwivedi but I am not able to solve it may be a calculation error which i cannot find
It will be C.
Do let me know if u have any doubts.
I took the wrong ratio @Sushant_Kumar_Mishra