An isolated conducting sphere of diameter 20 cm placed in air carries a charge of `9muC`. The electric intensity at a point at a distance of 10 cm fro

An isolated conducting sphere of diameter 20 cm placed in air carries a charge of `9muC`. The electric intensity at a point at a distance of 10 cm from the surface of the charged sphere is
A. `10.25xx10^(5)N//C`
B. `15.25xx10^(5)N//C`
C. `25.25xx15^(5)N//C`
D. `20.25xx10^(5)N//C`

Monjur Alahi

5 views

2025-01-04 04:42

1 Answers

Salim Ahmed Kawsar

Correct Answer - D
`E=1/(4piepsi_(0))q/r^(2)=(9xx10^(9)xx9xx10^(-6))/((10xx10^(-2))^(2))`
`=20.25xx10^(5)N//C.`

5 views Answered 2023-02-05 15:29

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