In case of emergency, the gas actuator is used to move a 80-kg block B by exploding a charge C near a pressurized cylinder of negligible mass. As a result of the explosion, the cylinder fractures and the released gas forces the front part of the cylinder, A, to move B forward, giving it a speed of 200 mm/s in 0.4 s. В On 200 mm/s В Part A If the coefficient of kinetic friction between B and the floor is u = 0.5, determine the impulse that the actuator imparts to B. Express your answer to three significant figures and include the appropriate units. ANSWER: I =

In case of emergency, the gas actuator is used to move a 80-kg block B by exploding a charge C near a pressurized cylinder of negligible mass. As a result of the explosion, the cylinder fractures and the released gas forces the front part of the cylinder, A, to move B forward, giving it a speed of 200 mm/s in 0.4 s. В On 200 mm/s В Part A If the coefficient of kinetic friction between B and the floor is u = 0.5, determine the impulse that the actuator imparts to B. Express your answer to three significant figures and include the appropriate units. ANSWER: I =

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter7: Dry Friction

Section: Chapter Questions

Problem 7.79P: The coefficient of rolling resistance between the 30-kg lawn roller and the ground is r=0.1. (a)...

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