Question

A nut and bolt is an example of

• A. Screw
• B. Wheel and axle
• C. Inclined plane
• D. Lever

Answer 1

The correct option is A

Screw

The explanation for the correct option:

1. Screw: A spiral inclined plane is called a screw.
2. It appears like a nail with grooves on its circular surface.
3. A well-driven screw forms a better grip and can support considerably larger loads.
4. Ex: nut and bolt, corkscrew, screw jack, etc.
5. Nut and bolt: Two winding inclined planes are made.
6. External side of the inclined plane is called a bolt, inner side of the inclined plane is called a nut.

Hence, the correct option: A)Screw