1.

A nonconducting solid sphere of radius R is uniformly charged. The magnitude of the electric field due to the sphere at a distance r from its centre - (a) increases as r increases, for r lt R (b) decreases as r increases, for 0 lt r lt oo (c ) decreases as r increases, for R lt r lt oo (d) is dicontinuous at r = R

Answer»

a, c
c, d
a, b
b, d

Answer :A


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