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The capacitance of earth, treating it as...

The capacitance of earth, treating it as a spherical conductor of radius 6400 km is

A

`5.1xx10^(-4)F`

B

`6.1xx10^(-4)F`

C

`7.1xx10^(4)F`

D

`7.1xx10^(-4)F`

Text Solution

Verified by Experts

The correct Answer is:
D
`C=4piepsi_(0)kR=(1xx6400xx10^(3))/(9xx10^(9))=7.1xx10^(-4)F.`
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