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How many electrons must be removed from the metal sphere of radius 0.05m, so that it acquires a charge of 4 x 1015 C? What is the electric intensity at a point (i) on the surface of the sphere (ii) at a point 0.04 m from the centre of the spheres?

Praveen E , 3 Years ago
Grade 12th pass
anser 1 Answers
Akshay

Last Activity: 3 Years ago

This question had been first formulated for the 1994 IIT JEE examination where it was deemed to be one of the toughest questions of that year
A lotmany people weren't able to solve it at that time
Now it's easy lol 

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