The magnitude and direction of the electric field

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Reference no: EM138738

Q1. What are the magnitude and direction of the electric field 21.2 cm directly above an isolated 40.7 x 10^-6 C charge?

Q2. A 55 N force is required to keep a 25 kg crate moving at constant velocity. What is the coefficient of kinetic friction between the crate and the floor?

Q3. A 2.00-m tall basketball player is standing on the floor 10.0 m from the basket. If he shoots the ball at a 30 degree angle from the horizontal, at what initial speed must he throw the ball so that it goes through the basket without striking the backboard? The height of the basket is 3.04 m.

Reference no: EM138738

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