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WorksheetsSimple Machines
Total questions: 10
Worksheet time: 3hrs 30mins
An inclined plane has a height of 5 and a base of 12. Find the IMA.
12/5
13/5
13/12
5/13
A wedge as shown above is being used to lift the corner of the foundation of a house. What’s the IMA of the wedge?
2
5
0.1
10
A 20 kg box is on a seesaw. On the other side, how far does a 30 kg box have to be to balance the seesaw? Assume seesaw is weightless.
9 m
12 m
8 m
10 m
What is the ideal mechanical advantage of a car that has an axle diameter of 20 cm and a wheel diameter of 420 cm?
21
18
30
0.0476
A double tackle is attached to a ceiling with a 400 N load hanging from it. How much force is needed to keep the load from moving?
Do not write any units in your answer
(a)
What class lever is your arm?
Class 1
Class 2
Class 3
Not a lever
Is a bicycle a complex or a simple machine?
Simple
Complex
What are two types of pulleys?
load, weight
effort, force
fixed, movable
force, mass
What is the IMA of this pulley? (Just put a number)
(a)
How to calculate IMA of an inclined plane?
Hight / Length
Length / Hight
Diagonal / Length
Diagonal / Hight
