calculate the electric field intensity at a point 3 cm away from point charge of 3 x 10.

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Select all that applywhat are some basic resources a family is expected to provide for children? educationclothesspending

If element x has 99 protons how many electrons does it have

Arailroad car collides with and sticks to an identical railroad car that is initially at rest. after the collision, the total kinetic energy of the two cars is a) the same as before. b) half as much as before. c) one third as much as before. d) one fourth as much as before. e) twice as much as before.