A) Consider an eraser falling through the air. Why, when we form the net force on the eraser, can we ignore the electric
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A) Consider an eraser falling through the air. Why, when we form the net force on the eraser, can we ignore the electric
A) Consider an eraser falling through the air. Why, when we form the net force on the eraser, can we ignore the electric force exerted on the particles in the eraser by the particles in the earth? B) Compare the sizes of the gravitational and electric forces acting on a book that is at rest on a table top. (Justify your conclusion.) Hint: Is the book accelerating?
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