12–217. The crate C is being lifted by moving the roller at Adownward with a constant speed of VA = 2 m/s along theguide. Determine the velocity and acceleration of the crate atthe instant s = 1 m. When the roller is at B, the crate rests onthe ground. Neglect the size of the pulley in the calculation.Hint: Relate the coordinates xc and xa using the problemgeometry, then take the first and second time derivatives.- 4 m-BXAхс4 mA

Given The velocity of roller is vA = 2m/s.

Answered: 12–217. The crate C is being lifted by…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Rotation of bar OA is controlled by the lead screw which imparts a horizontal velocity v to collar C and causes pin P to travel along the smooth slot. Determine the values of r and 6, where r = OP, if h = 160 mm, x = 120 mm, and v = 25 mm/s at the instant represented. h C
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