Electrostatic and Capacitance
A single core cable used on 33000 V has conductor diameter 10 mm and the internal diameter of sheath 25 mm. The maximum electrostatic stress in the cable is

82 x 105 V/m
62 x 105 V/m
72 x 105 V/m
92 x 105 V/m

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Electrostatic and Capacitance
An uncharged conductor is placed near a charged conductor, then

the uncharged conductor gets charged by conduction
the uncharged conductor is attracted first and then charged by induction
it remains as such
the uncharged conductor gets charged by induction and then attracted towards the charging body

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