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Q. A spherical shell 28 in diameter carries a total charge of 81 distributed uniformly over its surface. A 4 point charge is located at the center of the shell. What is the electric field strength 8 from the center?

Q. An electron with an initial speed of 6×10^5 is brought to rest by an electric field. What is the potential difference that stopped electron?

• Category:- Physics
• Reference No.:- M9292684

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