This topic contains a solution. Click here to go to the answer

Author Question: You throw a Frisbee of mass m and radius r so that it is spinning about a horizontal axis ... (Read 316 times)

mydiamond

  • Hero Member
  • *****
  • Posts: 804
You throw a Frisbee of mass m and radius r so that it is spinning about a horizontal axis perpendicular to the plane of the Frisbee. Ignoring air resistance, the torque exerted about its center of mass by gravity is
   
  a.
  0.
   
  b.
  mgr.
   
  c.
  2mgr.
   
  d.
  a function of the angular velocity.
   
  e.
  small at first, then increasing as the Frisbee loses the torque given it by your hand.

Question 2

The graphs below show angular velocity as a function of time. In which one is the magnitude of the angular acceleration constantly decreasing?
   
  a.
 
  b.
 
  c.
 
  d.
 
  e.
 



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

tandmlomax84

  • Sr. Member
  • ****
  • Posts: 323
Answer to Question 1

a

Answer to Question 2

e





 

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

Did you know?

Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

Did you know?

Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

Did you know?

It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

Did you know?

It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

For a complete list of videos, visit our video library