Q.2. An isolated charged conducting sphere of radius 12 cm creates an electric field of 4.9x 104 N/C at a distance of 21 cm from its center (a). What will be its surface charge density? (b) What will be its capacitance?

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Q.2. An isolated charged conducting sphere of radius 12 cm creates an electric field of 4.9x (10)
104 N/C at a distance of 21 cm from its center (a). What will be its surface charge
density? (b) What will be its capacitance?
Transcribed Image Text:Q.2. An isolated charged conducting sphere of radius 12 cm creates an electric field of 4.9x (10) 104 N/C at a distance of 21 cm from its center (a). What will be its surface charge density? (b) What will be its capacitance?
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