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- Multiple ChoicePlease save your changes before editing any questions.
What is Inertia?
a change in the orientation of the rotational axis of a spinning (rotating) object.
The ability of an object to resist a change in motion
An apparent outward force on a mass, during circular motion
- Multiple ChoicePlease save your changes before editing any questions.
For a turntable, we want the system to be as stable as possible, to do this we want to produce the maximum amount of inertia through rotational motion, where should we concentrate the mass to maximize the inertia?
Center
Rim of the wheel
Doesn't matter
- Multiple ChoicePlease save your changes before editing any questions.
During a sharp left turn, centrifugal force applies an outward force (effort) on the passenger, making us move to the _____.
Right
Left
Forward
Backwards
- Multiple ChoicePlease save your changes before editing any questions.Which has more rotational inertia? (consider all objects have equal radius)Hollow spheresolid spherediskcylinder
- Multiple ChoicePlease save your changes before editing any questions.Which has greater linear speed, a horse near the outside rail of a merry-go-round or a horse near the inside rail?the inside horsethe outside horseNeither
- Multiple ChoicePlease save your changes before editing any questions.
Which colour wins? Red is hollow, brown is solid, green is hollow and blue is solid.
Red
Brown
Green
Blue