A) Tension
B) Frictional
C) Compressive
D) Gravitational
Correct Answer: B
Solution :
When there is a relative movement between two bodies in contact, frictional force always opposes the direction of motion. Since the file cabinet is being moved over the floor, frictional force is acting between the file cabinet and the floor. The correct answer is B.You need to login to perform this action.
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