In a Van de Graff generator, a spherical metal shell is to be \[15\tim – McqOptions

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1.	In a Van de Graff generator, a spherical metal shell is to be \[15\times {{10}^{6}}V\] electrode. The dielectric strength of the gas surrounding the electrode is \[15\times {{10}^{-7}}V{{m}^{-1}}.\] The minimum radius of the spherical shell required is
A.	1m
B.	2m
C.	1.5m
D.	3m
Answer» E.

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