Question: 2. A charge Q is fixed at a distance d from the center of a ring with external radius 50 cm and internal radius

2. A charge Q is fixed at a distance d from the

2. A charge Q is fixed at a distance d from the center of a ring with external radius 50 cm and internal radius 20 cm. Find magnitude of charge Q and distance d if the electric field in the center of the ring is 5 N/C. The electric flux passing through the ring is = 4 Vm.

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