Question

A bottle opener is an example of second-order lever.

• A. True
• B. False

Answer 1

The correct option is A True

Second-order lever:

1. In the second-order lever the load lies between the fulcrum and the effort.
2. Bottle opener is an example second-order lever.

Diagram:

1. In this case, the fulcrum is at the far end of the bottle opener and the effort is at the handle of the bottle opener.
2. The cap that needs to be open acts as the load, and it is placed in between the fulcrum and the effort.

Hence, the statement is true.