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P3 > Circular Motion > Flashcards

Circular Motion Flashcards

1
Q

What happens to an object moving in a circle and what effect does this have?

A

It accelerates towards the centre of the circle which changes the direction of motion (not the speed)

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2
Q

What force causes something to accelerate towards the centre of a circle?

A

Centripetal force

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3
Q

What is centripetal force caused by?

A

Tension
Friction
Gravity

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4
Q

How do you increase centripetal force?

A

1) Increase mass of object
2) Increase speed of object
3) Decrease radius of circle

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5
Q

What happens to the velocity of an object moving in a circle?

A

It constantly changes

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P3 (20 decks)

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