Recent content by portillj72

  1. P

    Radial Acceleration of Point on Planet: Calculate Using v^2/r

    thank you so much I got it!
  2. P

    Radial Acceleration of Point on Planet: Calculate Using v^2/r

    ooo so then v = 2pi(r)/t and then I can plug it in the original formula for the radial acceleration right?
  3. P

    Radial Acceleration of Point on Planet: Calculate Using v^2/r

    i don't get the distance. the only distance i get is the radius.
  4. P

    Radial Acceleration of Point on Planet: Calculate Using v^2/r

    Consider a planet of radius 5.53X10^6 m with a rotation period of 24.3 hours. Compute the radial acceleration of a point on the surface of the planet at the equator due to its rotation about its axis. What is the Radial Acceleration. I found out that the formula for radial acceleration is...
  5. P

    Calculating Hawk's Shadow Speed

    ok can someone please explain how the picture looks for this question! i don't understand the picture since it says the hawk is diving down under the horizontal so where is the shadow? help please
  6. P

    Help I Need To Find The Derivative

    Help I Need To Find The Derivative! I don't know how to find the derivative of cos(8theta) i know there is an identity cos(2theta) but idk if I am able to expand it or not?