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Rotation rate

  • Thread starter nickb145
  • Start date
  • #1
68
0

Homework Statement





A diver jumps from a 13m high tower, and hopes to complete 212 somersaults.
what should be the rotation rate be

Homework Equations





The Attempt at a Solution



13 m = (1/2)(9.81 m/s²)(t²)
t = 1.628 s

ω = 2.5 rev / 1.628 s
ω = 1.53 rev/s I'm still getting this wrong

Am I not using the correct equation for time?
 
Last edited:

Answers and Replies

  • #2
5,428
291
What is the problem ?
 
  • #3
gneill
Mentor
20,793
2,773
Please post the problem statement so we can figure out what it is you're trying to figure out!
 
  • #4
68
0
sorry sorry! now it is there
 
  • #5
68
0
Ugh...Nevermind i figured it out. I needed ot find the Rotation in radians and divided it by the time.
 

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