
MA, IMA, and Efficiency
Authored by Josiah Shoemaker
Physics
11th Grade
NGSS covered
Used 1+ times

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22 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the definition of mechanical advantage in simple machines?
The ratio of input distance to output distance
The ratio of output force to input force
The product of input force and input distance
The difference between input and output work
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which term describes the force you apply to a machine?
Output force
Input force
Mechanical advantage
Efficiency
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula for calculating work?
Work = Force + Distance
Work = Force × Distance
Work = Force ÷ Distance
Work = Distance ÷ Force
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following best defines efficiency in a simple machine?
The ratio of input force to output force
The ratio of output work to input work
The sum of input and output distances
The difference between input and output force
Tags
NGSS.MS-ETS1-1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the term "ideal mechanical advantage" (IMA) refer to?
The mechanical advantage with friction included
The mechanical advantage without considering friction
The efficiency of a machine
The input force required to move a load
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which equation represents the ideal mechanical advantage (IMA) of a machine?
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If you apply a force of 10 N over a distance of 5 m, how much work do you do?
2 J
15 J
50 J
5 J
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