What is the magnitude and direction of the electric field a

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1a) What is the magnitude and direction of the electric field a distance of 5×10-7m from an electron?

b)How much charge would you have to put on a sphere of radius 30mm to get an electric field of 7.5×104NC-1150mm from the sphere?

2 Through what potential difference must an electron be accelerated for it to acquire a velocity of 1.5×107ms-1 ?

Reference no: EM13585449

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