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In the system shown, m = 4 kg, 0 = 40°, µ¸ = 0.5 and µk = 0.3 and the wheels are frictionless. (a) Determine the maximum value of force P for the system to have static equilibrium. Call this force Pmax (Pmax = 105.7 N) (b) Determine the force P for the system to have dynamic equilibrium, that is, moves with constant velocity, while moving up the incline. (P = 93.7 N) = 2Pmax, determine the accel- (c) If the system is released from rest with the cable taught and P eration of the bodies and the tension of the cable. (a = 9.81 m/s², T = 147 N) μς, μκ < 2m Ꮎ m P

In the system shown, m = 4 kg, 0 = 40°, µ¸ = 0.5 and µk = 0.3 and the wheels are frictionless. (a) Determine the maximum value of force P for the system to have static equilibrium. Call this force Pmax (Pmax = 105.7 N) (b) Determine the force P for the system to have dynamic equilibrium, that is, moves with constant velocity, while moving up the incline. (P = 93.7 N) = 2Pmax, determine the accel- (c) If the system is released from rest with the cable taught and P eration of the bodies and the tension of the cable. (a = 9.81 m/s², T = 147 N) μς, μκ < 2m Ꮎ m P

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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In the system shown, m = 4 kg, 0 = 40°, µ¸ = 0.5 and µk = 0.3 and the wheels are frictionless. (a) Determine the maximum value of force P for the system to have static equilibrium. Call this force Pmax (Pmax = 105.7 N) (b) Determine the force P for the system to have dynamic equilibrium, that is, moves with constant velocity, while moving up the incline. (P = 93.7 N) = 2Pmax, determine the accel- (c) If the system is released from rest with the cable taught and P eration of the bodies and the tension of the cable. (a = 9.81 m/s², T = 147 N) μς, μκ < 2m Ꮎ m P
Transcribed Image Text:In the system shown, m = 4 kg, 0 = 40°, µ¸ = 0.5 and µk = 0.3 and the wheels are frictionless. (a) Determine the maximum value of force P for the system to have static equilibrium. Call this force Pmax (Pmax = 105.7 N) (b) Determine the force P for the system to have dynamic equilibrium, that is, moves with constant velocity, while moving up the incline. (P = 93.7 N) = 2Pmax, determine the accel- (c) If the system is released from rest with the cable taught and P eration of the bodies and the tension of the cable. (a = 9.81 m/s², T = 147 N) μς, μκ < 2m Ꮎ m P
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