2. A 1.25-kg block was released from the rest position at A by a compressed spring (k = 100 N/m). The coefficient of kinetic friction between the block and the floor is k = 0.25. The uncompressed length of the spring is 1 m. The curved ramp from B to C is frictionless and the block loses contact with the ramp after passing point C. The path of the block is represented by a broken line. Determine (a) the velocity of the block at points B and C. Also, calculate (b) the normal force at point C just before the block left the ramp. (VB = 0.3082 m/s →, Vc = 3.4041 m/s 45°, N = 1.4285 N 71 45°) 0.75 m A 1m B 2 m O 45⁰ 2 m C

2. A 1.25-kg block was released from the rest position at A by a compressed spring (k = 100 N/m). The coefficient of kinetic friction between the block and the floor is k = 0.25. The uncompressed length of the spring is 1 m. The curved ramp from B to C is frictionless and the block loses contact with the ramp after passing point C. The path of the block is represented by a broken line. Determine (a) the velocity of the block at points B and C. Also, calculate (b) the normal force at point C just before the block left the ramp. (VB = 0.3082 m/s →, Vc = 3.4041 m/s 45°, N = 1.4285 N 71 45°) 0.75 m A 1m B 2 m O 45⁰ 2 m C

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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