4) Two blocks of mass m,= 3 kg and m,= 7 kg are connected by a massless string over a pulley with radius r = 0.25 m and mass M = 9 kg. There aren’t friction forces in inclined planes. The directions of acceleration a and angular acceleration a are given in Figure. (a) Draw free-body diagram. (b) Find the linear acceleration. (c) Find the angular acceleration.
4) Two blocks of mass m,= 3 kg and m,= 7 kg are connected by a massless string over a pulley with radius r = 0.25 m and mass M = 9 kg. There aren’t friction forces in inclined planes. The directions of acceleration a and angular acceleration a are given in Figure. (a) Draw free-body diagram. (b) Find the linear acceleration. (c) Find the angular acceleration.
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Transcribed Image Text:4) Two blocks of mass m,= 3 kg and m,= 7 kg are connected by a massless string over a pulley
0.25 m and mass M = 9 kg. There aren't friction forces in inclined planes. The
with radius r =
directions of acceleration a and angular acceleration a are given in Figure.
|(a) Draw free-body diagram.
(b) Find the linear acceleration.
(c) Find the angular acceleration.
|(d) Find the tensions in the string. (I = Mr2, g=9.8 m/s? sin53=0.8 cos53=0.6)
M, I
0.
a
a
53°
53°
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