# Circular motion.

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- Created by: Jelly Tot
- Created on: 17-04-14 16:16

## Other questions in this quiz

## 2. How many radians are there in a full circle?

- 36 radians
- 1/4 radians
- 2 radians
- 1.5 radians

## 3. In what direction does the centripetal force act??

- In the direction of motion
- Towards the ground
- Towards the centre
- Away from the centre

## 4. The earth rotates around its axis. To show what it's speed is, which equation would we use?

- a=W^2r
- F=mv^2/r
- W=2Pi / T
- W=V/r

## 5. Which is the correct equation for calculating centrepetal force?

- F=wv
- F=mv^2/r
- F=ma
- F=P^2/2m

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