A disc of radius rolls on a horizontal ground with linear acceleration and angular acceleration as shown in Figure. The magnitude of acceleration of point asshown in the figure at an instant when its linear velocity is and angular velocity is will be
a) |
b) |
c) |
d) |
A disc of radius rolls on a horizontal ground with linear acceleration and angular acceleration as shown in Figure. The magnitude of acceleration of point asshown in the figure at an instant when its linear velocity is and angular velocity is will be
a) |
b) |
c) |
d) |
(a)
FBD of point
In the earth frame, we have
So, resultant =