A 10.0-kg box is dragged on a horizontal frictionless surface by a hori- zontal

Question

A 10.0-kg box is dragged on a horizontal frictionless surface by a hori- zontal force of 10.0 N. If the applied force is doubled, the normal force on the box will (a) increase; (b) remain the same; (c) decrease. A 10.0-kg box is dragged on a horizontal frictionless surface by a hori- zontal force of 10.0 N. If the applied force is doubled, the normal force on the box will (a) increase; (b) remain the same; (c) decrease. A 10.0-kg box is dragged on a horizontal frictionless surface by a hori- zontal force of 10.0 N. If the applied force is doubled, the normal force on the box will (a) increase; (b) remain the same; (c) decrease.

Explanation / Answer

opition B is correct

since the force on the box along horizontal direction the box is moving only in horizontal direction not in vertical direction so normal force on the box remains same.

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