wheel and axle
A large wheel attached to a smaller axle can multiply force. This topic is part of Simple Machines within Science & Nature. This page currently draws on 6 supporting questions, with answers and bonus facts available below.
wheel and axle trivia questions
A wheel and axle is one of the classic what?
Answer: Simple machines
Bonus fact: A large wheel attached to a smaller axle can multiply force.
Which everyday object uses a wheel-and-axle principle?
Answer: Doorknob
Bonus fact: Turning the large knob rotates the smaller spindle.
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.
The wheel and axle is classified as one of the traditional what?
Answer: Simple machines
Bonus fact: The wheel and axle is one of the classical simple machines.
How many classical simple machines are commonly taught?
Answer: Six
Bonus fact: They are lever, wheel and axle, pulley, inclined plane, wedge, and screw.
What simple machine is the turning handle of many manual can openers similar to?
Answer: Wheel and axle
Bonus fact: The handle rotates an axle to drive the cutting mechanism.