A uniform rod of mass and length
is placed over a smooth horizontal surface along the
-axis and is at rest as shown in Figure. An impulsive force
is applied for a small time
along
-direction at point
. The
-coordinate of end
of the rod when the rod become parallel to
-axis for the first time is [initially, the coordinate of centre of mass of the rod is
a) |
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b) |
|
c) |
|
d) |
|
A uniform rod of mass and length
is placed over a smooth horizontal surface along the
-axis and is at rest as shown in Figure. An impulsive force
is applied for a small time
along
-direction at point
. The
-coordinate of end
of the rod when the rod become parallel to
-axis for the first time is [initially, the coordinate of centre of mass of the rod is
a) |
|
b) |
|
c) |
|
d) |
|
(d) As torque =change in angular momentum
and Dividing Eqs. (i) and (ii), we get Using Displacement of CM is and Dividing, we get Coordination of |