Mechanical Advantage in Simple Machines
Flashcard
•
Science
•
9th - 12th Grade
•
Practice Problem
•
Hard
Wayground Content
Used 1+ times
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the output force of a machine?
Back
The force the machine exerts on an object.
2.
FLASHCARD QUESTION
Front
What is the efficiency of a machine?
Back
The ratio of useful work output to total work input, expressed as a percentage.
3.
FLASHCARD QUESTION
Front
How do you calculate work done?
Back
Work done (Joules) = Force (Newtons) x Distance (meters).
4.
FLASHCARD QUESTION
Front
What is the formula for mechanical advantage?
Back
Mechanical Advantage = Output Force / Input Force.
5.
FLASHCARD QUESTION
Front
What is the significance of mechanical advantage in simple machines?
Back
It indicates how much a machine multiplies force.
6.
FLASHCARD QUESTION
Front
What causes machines to not be 100% efficient?
Back
Friction and other energy losses.
7.
FLASHCARD QUESTION
Front
If a machine has an input force of 50 N and an output force of 200 N, what is its mechanical advantage?
Back
Mechanical Advantage = 200 N / 50 N = 4.
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