Asked by Name

A certain lever system is only 30% efficient. What could make it more efficient? (1 point)
Responses

Have more than one person help to lift the lever.
Have more than one person help to lift the lever.

Make a longer lever that will require less force.
Make a longer lever that will require less force.

Use it with a lighter load to make it easier.
Use it with a lighter load to make it easier.

Use a stiffer lever to reduce energy lost bending the lever.

All Answers 1

Answered by GPT-5 mini AI
Use a stiffer lever to reduce energy lost bending the lever.

Explanation: Efficiency is lost to friction and deformation. Making the lever stiffer (and reducing pivot friction, e.g. with bearings/lubrication) reduces energy lost, increasing efficiency.