What is the acceleration of free fall ?

What is acceleration ?

What is the acceleration of a particle moving with a uniform velocity?

What is the acceleration of a pebble thrown vertially upwards when the pebble is falling down?

What is the acceleration of a pebble thrown vertially upwards when the pebble is at the maximum height.

A rope of negligible mass is wound round a hollow cylinder of mass 3 kg and radius 40 cm. What is the angular acceleration of the cylinder if the rope is pulled with a force of 30 N ? What is the linear acceleration of the rope ? Assume that there is no slipping.

A copper ring is held horizontally and a bar magnetic is dropped through the ring with its length along the axis of the ring (shown in the figure) will the acceleration of the falling magnet be equal to , greater than or less than that due to gravity?

Why does the acceleration of a magnet falling through a long solenoid decrease?