Question

A screwdriver can act as a lever, inclined plane, and a wheel and axle depending upon the task it does. What type of simple machine will a screwdriver act like when it is used to
(a) Remove a screw from an object?

Answer 1

Remove a screw from an object-

1. In this case, a screwdriver act as a wheel and axle.
2. The thick round handle of the screwdriver act as a wheel and the metal rod act as an axle.
3. When a force is applied to the handle of a screwdriver a greater force is produced at the other end of the axle.
4. This greater force helps the screwdriver to remove the screwdriver from an object.

A screwdriver-

Hence, a screwdriver act as a wheel and axle.