Questions
A spherical shell of radius ‘a’ with charge ‘Q’ is expanded to radius ‘2a’, work done by the electrical force in the process is
detailed solution
Correct option is A
W=Q22(4πεoa)−Q22(4πε0×2a)=Q216πε0aTalk to our academic expert!
Similar Questions
Four wires of equal length and of resistance 10 each are connected in the form of a square. The equivalent resistance between two opposite corners of the square is
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