An inverted -shaped object is placed on a smooth horizontal floor as shown in fig.
A force is applied on the system as shown in fig. The value of
so that the system performs pure translational motion is
a) |
|
b) |
|
c) |
|
d) |
|
An inverted -shaped object is placed on a smooth horizontal floor as shown in fig.
A force is applied on the system as shown in fig. The value of
so that the system performs pure translational motion is
a) |
|
b) |
|
c) |
|
d) |
|
(a) The force has to be applied at the centre of mass of the system for pure translation motion |
A cubical block of side is moving with velocity
on a horizontal smooth plane as shown in Figure.It hits a ridge at point
. The angular speed of the block after it hits
is
a) |
|
b) |
|
c) |
|
d) |
Zero |
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