Which position of the diver's body results in the most rapid ...

[fahad]

Which position of the diver's body results in the most rapid spinning?
 a. Position a.
  b. Position b.
  c. Position c.
  d. Both a. and c.
  e. The spin rate is the same speed for all three because of momentum conservation.

Question 2

The angular momentum of a particle moving in a circle around a point is equal to:
 a. half of the rotational inertia times the square of the rotational speed.
  b. the mass times the speed of the particle times the radius of its orbit.
  c. the sum of its kinetic and potential energies.
  d. half its mass times the square of its speed.
  e. its mass times its velocity.

[Carissamariew]

Answer to Question 1

a

Answer to Question 2

b

[fahad]

Thank you!

[Carissamariew]

Always glad to help...