A wheel of radius `1 m` rolls forward half a revolution on a horizontal ground. The magnitude of the displacement of the point of the wheel initially on contact with the ground is.

A wheel of 1 m radius completes half rotation on horizontal path. Magnitude of displacement form the point of contact with path initially is………

A wheel of radius R rolls without slipping on a horizontal ground. The distance travelled by a point on the rim in one complete rotation is:

A convex surface has a uniform radius of curvature equal to 5R. A wheel of radius R is rolling without sliding on it with a constant speed v . Find the acceleration of the point (P) of the wheel which is in contact with the convex surface.

A sphere of radius R is rolling on a rough horizontal surface. The magnitude of velocity of A with respect to ground will be

A wheel of circumference C is at rest on the ground. When the wheel rolls forward through half a revolution, then the displacement of initial point of contact will be

A wheel of circumference C is at rest on the ground. When the wheel rolls forward through half a revolution, then the displacement of initial point of contact will be

A wheel of perimeter 4pi is rolling on a horizontal surface. The displacement of the point of contact of wheel and ground when the wheel completes one quarter of revolution is

A wheel of perimeter 4pi is rolling on a horizontal surface. The displacement of the point of contact of wheel and ground when the wheel completes one quarter of revolution is