Last Updated On 01-06-2023 - By Jeesha Sara
A cord is wrapped on a pulley (disk) of mass 
and radius 
as shown in Figure. To one end of the cord, a block of mass 
is connected as shown and to other end in (a) a force of 2 
and in (b) a block of mass 
.Let angular acceleration of the disk in 
and 
is 
and
, respectively, then (cord is not slipping on the pulley)
.png)
|
a) |
|
b) |
|
c) |
|
d) |
None of these |
Question ID - 100197 :- A cord is wrapped on a pulley (disk) of mass and radius as shown in Figure. To one end of the cord, a block of mass is connected as shown and to other end in (a) a force of 2 and in (b) a block of mass .Let angular acceleration of the disk in and is and , respectively, then (cord is not slipping on the pulley)
a)
b)
c)
d)
None of these
A cord is wrapped on a pulley (disk) of mass and radius as shown in Figure. To one end of the cord, a block of mass is connected as shown and to other end in (a) a force of 2 and in (b) a block of mass .Let angular acceleration of the disk in and is and , respectively, then (cord is not slipping on the pulley)
|
a) |
|
b) |
|
c) |
|
d) |
None of these |
.png)
.png)
Next Question :
Three balls 
and
of masses 2 kg, 4 kg and 8 kg, respectively, move along the same straight line and in the same direction, with velocities 4 m/s, 1 m/s and 3/4 m/s. If 
collides with 
and subsequently 
collides with 
, find the velocity of ball 
and ball 
after collision, taking the coefficient of restitution as unity
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a) |
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b) |
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c) |
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d) |
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