Question

What type of machine is found on the cap of a pickle jar?

Options:-

1.Wedge

2.Wheel

3.Screw​

Answer 1

Answer:

An inclined plane wrapped around a cylinder or cone. A common use of the screw is to hold objects together. Examples include a jar lid and wood screw. A compound machine is a combination of two or more simple machines.

Answer 2

Answer:

Screw is found on the cap of a pickel jar.