4) In the figure, m1 = 0.50 kg, m2 = 0.40 kg and the pulley has a disk shape of
radius 0.05 m and mass M = 1.5 kg. What is the linear acceleration of the
block of mass m2?
A1 0.59 m/s**2
A2 0.42 m/s**2
A3 1.46 m/s**2
A4 0.21 m/s**2
A5 0.0
T
2
T
1
T
1
m
1
g
a
m
2
g
T
2
a
m
1
g-T
1
=m
1
a
T
1
= m
1
g-m
1
a
(1)
T
2
-m
2
g=m
2
a
T
2
=m
2
a+m
2
g
(2)
m
1
m
2
T
1
-T
2
=(m
1
-m
2
)g-(m
1
+m
2
)a
put
in (3) to get value of a