A A ladder of length 17-ft that forms and angle of 36° with the horizontal. The point A on the ground, at this moment, has a velocity of 10 ft/s and an acceleration of 4 ft/s?. Determine the acceleration of the point B on contact with the wall.
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- B A ladder of length 17-ft that forms and angle of 50° with the horizontal. The point A on the ground, at this moment, has a velocity of 1 ft/s and an acceleration of 3 ft/s?. Determine the acceleration of the point B on contact with the wall.A A ladder of length 16-ft that forms and angle of 50° with the horizontal. The point A on the ground, at this moment, has a velocity of 4 ft/s and an acceleration of 5 ft/s?. Determine the acceleration of the point B on contact with the wall.The figure is made of rigid members AB, BC, DE, and EF, whichare pinned at A, B, D, E, and F. End C of member BC is pinned to a block which slides on member DE. For the given position, angular velocity of member AB = 2 rad per sec clockwise and angular acceleration of member AB = 3 rad / s^2 counterclockwise. Find the linear velocity and acceleration of the block at C for this position.
- The lower portion of a fire ladder (OA) rotates about the hinge at O at a rate of 0.05 rad/s. The angular acceleration of OA is 0.04 rad/s². At the same time, the upper portion (AB) extends out from the lower portion at a velocity of 0.4 m/s and an acceleration of 0.1 m/s². The length of OA is 6 m and the length of AB is 2m. a) Calculate the velocity and acceleration of point B with respect to O. Keep your work in polar coordinates. b) Transform your solutions from Part (a) to Cartesian coordinates if e = t/6. A В 9:03 PM 40°F Clear 2л/2022 Home End F10 PgUP PgDn PrtScn DII Backspace %24 96P4. In the Figure, the washer is sliding outward on the rod with a velocity of 3 m/s when its distance from point O is 2 m. Its velocity along the rod is increasing at the rate of 8 m/s. The angular velocity of the rod is 2 radis counterclockwise, and its angular acceleration is 10 rad/s clockwise. Determine the absolute velocity and acceleration of point P on the washer.Magnetic tape is being transferred from reel A to reel B and passes around idler pulleys Cand D. At a certain instant, point P1, on the tape is in contact with pulley Cand point P2 is in contact with pulley D. If the normal component of acceleration of P, is 25 m/s? and the tangential component of acceleration of P2 is 34 m/s? at this instant, compute the corresponding speed v of the tape, the magnitude of the total acceleration of P1, and the magnitude of the total acceleration of P2. 49 mm 83 mm B Answers: V = i m/s i m/s2 a1= a2 = i m/s?
- Magnetic tape is being transferred from reel A to reel B and passes around idler pulleys Cand D. At a certain instant, point P1, on the tape is in contact with pulley Cand point P2 is in contact with pulley D. If the normal component of acceleration of P, is 32 m/s? and the tangential component of acceleration of P2 is 40 m/s? at this instant, compute the corresponding speed v of the tape, the magnitude of the total acceleration of P1, and the magnitude of the total acceleration of P2. 58 mm 104 mm Answers: y = m/s a1 = m/s? a2 = m/s23. For the ladder shown, pointBhas a velocity of V B=1.2 m/s and an acceleration aB=0.6 m/s2, both acting downward. Determine the acceleration of point A and the ladder's angular velocity in magnitude and direction.Magnetic tape is being transferred from reel A to reel B and passes around idler pulleys C and D. At a certain instant, point P1, on the tape is in contact with pulley Cand point P2 is in contact with pulley D. If the normal component of acceleration of P is 32 m/s2 and the tangential component of acceleration of P2 is 25 m/s2 at this instant, compute the corresponding speed v of the tape, the magnitude of the total acceleration of P1, and the magnitude of the total acceleration of P2. P 46 mm 116 mm B Answers: V = i m/s m/s2 a1 = az = m/s2
- 1. The center O of the disk has the velocity and acceleration as shown in the figure. If the disk rolls without slipping on the horizontal surface, determine the velocity and acceleration of point B at the instant shown. Point A is not assigned for this problem, but if asked, could you find its velocity and acceleration, too? 5 m/s² A 45° 0 B 0.2 m 0.2 m' 3 m/s yMagnetic tape is being transferred from reel A to reel B and passes around idler pulleys Cand D. At a certain instant, point P1, on the tape is in contact with pulley C and point P2 is in contact with pulley D. If the normal component of acceleration of P1 is 41 m/s? and the tangential component of acceleration of P2 is 46 m/s? at this instant, compute the corresponding speed v of the tape, the magnitude of the total acceleration of P1, and the magnitude of the total acceleration of P2. 42 mm 112 mm Answers: V = i m/s i m/s? a1 = i m/s? a2 =Rigid link AB of length 50mm is rotating with constant angular acceleration of 50 rad /s about pivot A. Find the total acceleration(in m/s of point B when the velocity is 0.5m/s.