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A non conducting ring of radius R is cha...

A non conducting ring of radius R is charged as shown in figure : Figure

A

The electric field is zero at the centre of the ring

B

The electric potential is zero at centre of the ring

C

The electric poteotial atthe centre is, `V=(2q)/(4piepsi_(o)R`

D

The elcotric field at the centre is, `E=(q)/(pi_(2)epsi_(o)R^(2)`

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