What are magnitude and direction of net electrostatic, Ask an Expert

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Question1

heather and mathew walk eastward with a speed of 0.76 m/s east. If it takes them 50 minutes to walk to a store, how far have they walked? Reply in units of km

Question2

A central particle of charge q is surrounded by two circular rings of charged particles. What are magnitude and direction of the net electrostatic force on the central particle because of the other particles?

Question3

A cannonball fired from a gun located 20 m away from a castle rises high into the air in a smooth arc and sails down, crashing into the wall 60 m up from the ground. Establish the projectile's displacement.

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Category:- Physics
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