Physics, 10.10.2019 22:10 ShilohTheBoy
Aman is standing on a platform that is connected to a pulley arrangement, as the drawing shows. by pulling upward on the rope with a force the man can raise the platform and himself. the total mass of the man plus the platform is 118 kg. what pulling force should the man apply to create an upward acceleration of 1.20 m/s2?
Answers: 2
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The rigid beam is supported by the three suspender bars. bars ab and ef are made of aluminum and bar cd is made of steel. if each bar has a cross-sectional area of 450 mm2, determine the maximum value of p if the allowable stress is (σallow)st = 200 mpa for the steel and ( σallow)al = 150 mpa for the aluminum. est = 200 gpa and eal = 70 gpa.
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Aman is standing on a platform that is connected to a pulley arrangement, as the drawing shows. by p...
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