12-209. The cord is attached to the pin at C and passes over the two pulleys at A and D. The pulley at A is attached to the smooth collar that travels along the vertical rod. Determine the velocity and acceleration of the end of the cord at B if at the instant s4 = 4 ft the collar is moving upward at 5 ft/s, which is decreasing at 2 ft/s². 12-210. The 16-ft-long cord is attached to the pin at C and passes over the two pulleys at A and D. The pulley at A is attached to the smooth collar that travels along the vertical rod. When sg = 6 ft, the end of the cord at B is pulled downward with a velocity of 4 ft/s and is given an acceleration of 3 ft/s?. Determine the velocity and acceleration of the collar at this instant. 3 ft 3 ft SR SA

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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12-209. The cord is attached to the pin at C and passes
over the two pulleys at A and D. The pulley at A is attached
to the smooth collar that travels along the vertical rod.
Determine the velocity and acceleration of the end of the
cord at B if at the instant s4 = 4 ft the collar is moving
upward at 5 ft/s, which is decreasing at 2 ft/s².
12-210. The 16-ft-long cord is attached to the pin at C and
passes over the two pulleys at A and D. The pulley at A is
attached to the smooth collar that travels along the vertical
rod. When sg = 6 ft, the end of the cord at B is pulled
downward with a velocity of 4 ft/s and is given an
acceleration of 3 ft/s?. Determine the velocity and
acceleration of the collar at this instant.
3 ft
3 ft
SR
SA
Transcribed Image Text:12-209. The cord is attached to the pin at C and passes over the two pulleys at A and D. The pulley at A is attached to the smooth collar that travels along the vertical rod. Determine the velocity and acceleration of the end of the cord at B if at the instant s4 = 4 ft the collar is moving upward at 5 ft/s, which is decreasing at 2 ft/s². 12-210. The 16-ft-long cord is attached to the pin at C and passes over the two pulleys at A and D. The pulley at A is attached to the smooth collar that travels along the vertical rod. When sg = 6 ft, the end of the cord at B is pulled downward with a velocity of 4 ft/s and is given an acceleration of 3 ft/s?. Determine the velocity and acceleration of the collar at this instant. 3 ft 3 ft SR SA
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