mechanical advantage
Machines can trade distance for force. This topic is part of Machines within Science & Nature. This page currently draws on 10 supporting questions, with answers and bonus facts available below.
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mechanical advantage trivia questions
Mechanical advantage tells how much a machine multiplies what?
Answer: Force
Bonus fact: Machines can trade distance for force.
A mechanical advantage greater than 1 means the output force is what than the input force?
Answer: Greater
Bonus fact: The machine amplifies force.
Ideal mechanical advantage of an inclined plane equals its length divided by what?
Answer: Height
Bonus fact: A longer, shallower ramp offers greater ideal advantage.
Mechanical advantage is the ratio of output force to what?
Answer: Input force
Bonus fact: Mechanical advantage measures force multiplication.
What simple machine principle gives pliers mechanical advantage?
Answer: Lever
Bonus fact: The handles act as levers around a pivot.
What arrangement of multiple pulleys can provide substantial mechanical advantage?
Answer: Block and tackle
Bonus fact: Multiple supporting rope segments reduce required input force.
Mechanical advantage depends on the ratio of wheel radius to what?
Answer: Axle radius
Bonus fact: A larger wheel relative to axle increases force multiplication.
A pulley uses a grooved wheel and what?
Answer: Rope or cable
Bonus fact: Pulleys redirect force or provide mechanical advantage.
What does a finer screw thread generally increase?
Answer: Mechanical advantage
Bonus fact: Smaller thread pitch requires more turns but less force.
Why does a longer, thinner wedge usually require less input force?
Answer: It has greater mechanical advantage
Bonus fact: A gradual slope spreads work over more distance.