This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A pendulum bob of mass m is set into motion in a circular path in a horizontal plane as shown in the ... (Read 245 times)

hubes95

  • Hero Member
  • *****
  • Posts: 561
on: Jul 28, 2018

A pendulum bob of mass m is set into motion in a circular path in a horizontal plane as shown in the figure. The square of the angular momentum of the bob about the vertical axis through the point P is
 
   


   
  a.
  m2 gl3 sin4 /cos
   
  b.
  m2 gl3 sin3 /cos
   
  c.
  m2 gl3 sin2 /cos
   
  d.
  m2 gl3 sin /cos
   
  e.
  m2 gl3 sin2

Question 2

A puck on a frictionless air hockey table has a mass of 5.0 kg and is attached to a cord passing through a hole in the surface as in the figure. The puck is revolving at a distance 2.0 m from the hole with an angular velocity of 3.0 rad/s. The angular momentum of the puck (in kgm2/s) is
 
   


   
  a.
  80
   
  b.
  20
   
  c.
  30
   
  d.
  60
   
  e.
  50


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

smrerig

  • Sr. Member
  • ****
  • Posts: 325
Reply #1 on: Jul 28, 2018
Answer to Question 1

a

Answer to Question 2

d


hubes95

  • Member
  • Posts: 561
Reply 2 on: Jul 28, 2018
Excellent

Laurenleakan

  • Member
  • Posts: 309
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

Did you know?

Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

George Green. …marooned in dreaming: a path of song and mind, in progress George Green. …marooned in dreaming: a path of song and mind, in progress
This five-wire mass air flow sensor consists of a metal foil sensing unit, an intake air temperature ... This five-wire mass air flow sensor consists of a metal foil sensing unit, an intake air temperature ...
Metastatic spread of the tumor shown with imaging techniques. Metastatic spread of the tumor shown with imaging techniques.
Apply deep circular effleurage to the buttocks muscles as a warming technique. Place one hand on top ... Apply deep circular effleurage to the buttocks muscles as a warming technique. Place one hand on top ...
Structures of (a) free and (b) DNA-bound forms of BamHI, with DNA shown end-on, in orange Structures of (a) free and (b) DNA-bound forms of BamHI, with DNA shown end-on, in orange
Calculating the area of a circular ring Calculating the area of a circular ring
Video: Phases of an Action Potential - Resting Potential, Threshold, Rising, Falling, & Recovery Phases

For a complete list of videos, visit our video library