Practice Mechanical Advantage (ma): The Force Multiplier (4.3.1) - Work, Energy & Simple Machines
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Mechanical Advantage (MA): The Force Multiplier

Practice - Mechanical Advantage (MA): The Force Multiplier

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Define Mechanical Advantage.

💡 Hint: Think about how much easier a machine makes work.

Question 2 Easy

What is a fulcrum?

💡 Hint: It's the point where the lever balances.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does Mechanical Advantage measure?

The speed of a machine
The force amplification of a machine
The distance moved by a machine

💡 Hint: Think about what makes it easier to lift.

Question 2

True or False: Ideal Mechanical Advantage (IMA) takes friction into account.

True
False

💡 Hint: Consider how real-world applications vary.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

You design a pulley system that consists of 4 movable pulleys. If you want to lift 800 N with less force, how much input force do you need to exert?

💡 Hint: Use the IMA formula considering the number of pulleys.

Challenge 2 Hard

In a lab, a student measures the work input of a lever to be 150 J. If the work output is 120 J, calculate the efficiency and interpret the significance of the result.

💡 Hint: Remember the efficiency calculation formula.

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Reference links

Supplementary resources to enhance your learning experience.