1.

A positively charged ball hangs from a silk thread. We put a positive test charge \[{{q}_{0}}\]at a point and measure \[F/{{q}_{0}}\], then it can be predicted that the electric field strength \[E\] [CPMT 1990]

A.                    \[>F/{{q}_{0}}\]
B.                                      \[=F/{{q}_{0}}\]
C.                    \[<F/{{q}_{0}}\]          
D.            Cannot be estimated
Answer» B.                                      \[=F/{{q}_{0}}\]


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