Question

A nut and bolt is an example of a ____________ (screw / wedge).

Answer 1

1. A screw is a simple machine used to join metal plates, wooden boards, and so on.
2. A bolt is a common example of a screw and is used to join metal plates, wooden boards, and so on.
3. A bolt is provided with threaded cutting all over its length which gets locked by the threads provided on the inner surface of the nut.
4. A wedge is a combination of two inclined planes and is used mainly for cutting an object.

Hence, a nut and bolt is an example of a screw.