A hollow metallic sphere of radius 10 cm is given a charge of 3-2- 10-9C- The electric intensity at a point 4 cm from the centre is

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Question

A hollow metallic sphere of radius $10 c m$ is given a charge of $3.2 \times 10^{- 9} C$ . The electric intensity at a point $4 c m$ from the centre is

9 \times 10^{- 9} N C^{- 1}

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288 N C^{- 1}

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2.88 N C^{- 1}

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Zero

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Solution

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