Answer
Electric field is always Zero inside metal. Charges are mobile, hence to order to maintain net field zero, the positive charges get attracted towards the negatively charged plate and negative charges are accumulated towards the positive plat as shown in adjacent figure.
Work Step by Step
Electric field is always Zero inside metal. Charges are mobile, hence to order to maintain net field zero, the positive charges get attracted towards the negatively charged plate and negative charges are accumulated towards the positive plat as shown in adjacent figure.