Circular Motion (VCE SSCE Physics): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
Why does velocity change in uniform circular motion even though speed is constant?
Why does velocity change in uniform circular motion even though speed is constant?
Direction continuously changes
In which direction does centripetal acceleration always point?
In which direction does centripetal acceleration always point?
Toward the center of the circle
If you double the speed of an object in circular motion, the required centripetal force becomes:
If you double the speed of an object in circular motion, the required centripetal force becomes:
Four times larger
In a centrifuge, what happens to denser materials as it spins rapidly?
In a centrifuge, what happens to denser materials as it spins rapidly?
Forced outward from the center
At the top of a vertical circle, where do tension and gravity both point?
At the top of a vertical circle, where do tension and gravity both point?
Toward the center (downward)
What provides the centripetal force for a car turning on a flat road?
What provides the centripetal force for a car turning on a flat road?
Friction between tires and road
The ideal speed for a banked curve depends on which of the following?
The ideal speed for a banked curve depends on which of the following?
Radius, banking angle, and gravity
At the top of a bump, if normal force becomes zero, occupants would feel:
At the top of a bump, if normal force becomes zero, occupants would feel:
Completely weightless
Where is tension greatest when swinging a ball in a vertical circle?
Where is tension greatest when swinging a ball in a vertical circle?
At the bottom of the circle
For a conical pendulum in horizontal motion, what balances the gravitational force ?
For a conical pendulum in horizontal motion, what balances the gravitational force ?
Vertical component of tension