A pulley and two loads are connected by inextensible cords as shown. Load A has a constant acceleration of 500 mm/s2 and an initial velocity of 300 mm/s, both directed upward. Determine (a) the number of revolutions executed by the pulley in 5 s, (b) the velocity and position of load B after 5 s, (c) the acceleration of Point D on the rim of the pulley at t = 0. 180 mm 120 mm D A B

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A pulley and two loads are connected by inextensible cords as shown. Load A has a constant
acceleration of 500 mm/s2 and an initial velocity of 300 mm/s, both directed upward.
Determine (a) the number of revolutions executed by the pulley in 5 s, (b) the velocity and
position of load B after 5 s, (c) the acceleration of Point D on the rim of the pulley at t 0.
120 mm
D
180 mm
B
Transcribed Image Text:A pulley and two loads are connected by inextensible cords as shown. Load A has a constant acceleration of 500 mm/s2 and an initial velocity of 300 mm/s, both directed upward. Determine (a) the number of revolutions executed by the pulley in 5 s, (b) the velocity and position of load B after 5 s, (c) the acceleration of Point D on the rim of the pulley at t 0. 120 mm D 180 mm B
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