Practice Levers (1.9) - Force

Practise this section

10 questions

Flashcard drill
4 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
Sign up to start the exercise
Quiz
4 questions · about 3 min · pass mark 70%. Hints available.
Sign up to start the quiz

6 sample questions

Question 1.
Define a lever.
Show hintHide hint
Think about how a seesaw operates.
Question 2.
What is the fixed point of a lever called?
Show hintHide hint
It's the pivot point.
3Question 3.
What is the term for the fixed point around which a lever rotates?
- Load
- Effort
- Fulcrum
Show hintHide hint
It's not the load or effort.
4Question 4.
In a Class II lever, where is the load located?
- At the fulcrum
- Between fulcrum and effort
- At the end of the lever
Show hintHide hint
Think of wheelbarrows.
Question 5.
If a lever setup allows for a mechanical advantage of 5, and the load is 500N, what effort is required?
Show hintHide hint
Use the formula: Effort = Load / Mechanical Advantage.
Question 6.
You have a Class III lever with a load of 20N. If the effort applied is 5N, discuss how this lever changes the distance moved by the load versus the effort.
Show hintHide hint
Analyze the distance moved on both sides.

6 more questions in this section. Enroll free to practise them all.