Question

Bottle opener is an example of a class 2 lever.

• A. True
• B. False

Answer 1

The correct option is A True

1. Bottle opener belongs to class 2 levers.
2. Class 2 levers consist of those machines which have a load in between the fulcrum and effort.
3. In the case of a bottle opener, the fulcrum is shown where the part of the opener is above the cap, and effort in the form of upward force is applied at another end to open the cap.
4. The load is the packing strength of the cap with the bottle lying in between the fulcrum and effort.

Hence, the given statement is true.