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A 25-Kg Box Is Sliding Down an Ice-Covered Hill

Question 55

Multiple Choice

A 25-kg box is sliding down an ice-covered hill. When it reaches point A, the box is moving at 11 m/s. Point A is at the bottom of a circular arc that has a radius R = 7.5 m. What is the magnitude of the normal force on the box at Point A? A 25-kg box is sliding down an ice-covered hill. When it reaches point A, the box is moving at 11 m/s. Point A is at the bottom of a circular arc that has a radius R = 7.5 m. What is the magnitude of the normal force on the box at Point A? A) 250 N B) 280 N C) 400 N D) 650 N E) 900 N


A) 250 N
B) 280 N
C) 400 N
D) 650 N
E) 900 N

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