List of Topics

SfC Home > Physical Science > Machines >


Mini-Quiz: Increasing Output Speed with a Lever

by Ron Kurtus (updated 3 May 2022)

Take this Mini-Quiz to check your understanding of the lesson material.

1. What type of levers can increase the speed of the load?

Class 1 and Class 2

Class 2 and Class 3

Class 1 and Class 3

2. How does the load arm length compare with the effort arm length for increasing load speed?

Load arm length is longer than effort arm length

Load arm length is shorter than effort arm length

Load arm length always equals effort arm length

3. What is the load speed if the effort speed is 20 m/s, the load arm length is 2 m, and the effort arm length is 1 m?

4 m/s

20 m/s

40 m/s

If you got all three correct, you are on your way to becoming a Champion in Understanding Machines. If you had problems, you had better look over the material again.

Be well organized

Resources and references

Ron Kurtus' Credentials


Machines Resources


(Notice: The School for Champions may earn commissions from book purchases)

Top-rated books on Simple Machines

Top-rated books on Machines

Questions and comments

Do you have any questions, comments, or opinions on this subject? If so, send an email with your feedback. I will try to get back to you as soon as possible.

Share this page

Click on a button to bookmark or share this page through Twitter, Facebook, email, or other services:


Students and researchers

The Web address of this page is:

Please include it as a link on your website or as a reference in your report, document, or thesis.

Copyright © Restrictions

Where are you now?

School for Champions


Mini-Quiz: Increasing Output Speed with a Lever

Topics on Machines

Simple machines

Mechanical advantage



Other machines


Also see

Let's make the world a better place

Be the best that you can be.

Use your knowledge and skills to help others succeed.

Don't be wasteful; protect our environment.

You CAN influence the world.

Live Your Life as a Champion:

Take care of your health

Seek knowledge and gain skills

Do excellent work

Be valuable to others

Have utmost character

Be a Champion!

The School for Champions helps you become the type of person who can be called a Champion.