JEE Advanced 2020 Full Test 1 Paper 2

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Question : 12 of 54

Marks: +1, -0

A small sphere is charged uniformly and placed at some point A(x0,y0) so that at point B(9m, 4m ) electric field strength is 54

∧

i

+72

∧

j

NC−1 and potential is 1800V. Then

The magnitude of charge on the sphere is 4µC
The magnitude of charge on the sphere is 2µC
Coordinates of A are :x0=−3,y0=−12
Coordinates of A are x0=4,y0=−1

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