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Grade: 11
```
What happens to the centripetal acceleration of a revolving body if you double the orbital speed v and half the angular velocity ? Explain?
What happens to the centripetal acceleration of a revolving body if you double the orbital speed v and half the angular velocity ? Explain?

```
4 years ago

## Answers : (2)

prateek
74 Points
```							centripetal accleration = linear velocity^2 \radiusradius x angular velocity = linear velocitythenV=2vR=r\4putting in formula we getacceleration increases by 8 times
```
4 years ago
Pratyush Ranjan Roul
19 Points
```							v2=2v  w2=w/2but r = v/w,r2=v2 /w2 =2v/(w/2)= 4v/w = 4ra2=(v2)2/r2a2=4v2/ 4rSo, acceleration is unchanged
```
3 years ago
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