« previous next »

Author Question: Two players are enjoying a steady volley in a game of ping-pong, in which the motion of the ball is ... (Read 98 times)

sammy

  • Hero Member
  • *****
  • Posts: 818
on: Jul 29, 2018
Two players are enjoying a steady volley in a game of ping-pong, in which the motion of the ball is repeated regularly. Is the motion of the ball simple harmonic motion?
 
  What will be an ideal response?

Question 2

A 3.00-kg object traveling 20.0 m/s west collides with a 5.00-kg mass object traveling 12.0 m/s west. The collision is perfectly elastic, what is the velocity of the 3.00-kg object after the collision?
 
  A)
 
  20.0 m/s east
  B)
 
  8.00 m/s west
  C)
 
  12.0 m/s west
  D)
 
  12.0 m/s east
  E)
 
  10.0 m/s west


tdewitt

  • Sr. Member
  • ****
  • Posts: 318
Reply #1 on: Jul 29, 2018
Answer to Question 1

No. The motion is periodic, but the forces that make the ball go back and forth are not related linearly to the distance from the average location of the ball.

Answer to Question 2

E


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

Did you know?

Carbamazepine can interfere with the results of home pregnancy tests. If you are taking carbamazepine, do not try to test for pregnancy at home.

Did you know?

The effects of organophosphate poisoning are referred to by using the abbreviations “SLUD” or “SLUDGE,” It stands for: salivation, lacrimation, urination, defecation, GI upset, and emesis.

Did you know?

Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

In Second Life, multiplayer online game, two avatars engage in virtual courtship. In Second Life, multiplayer online game, two avatars engage in virtual courtship.
A typical ball-peen hammer. A typical ball-peen hammer.
Range of Motion at the Wrist. Range of Motion at the Wrist.
Moving the hip through its full range of motion. Moving the hip through its full range of motion.
Effect of an Increase in R&D in the Follower Country on the Steady State Effect of an Increase in R&D in the Follower Country on the Steady State
The Steady State of the Solow Model The Steady State of the Solow Model
Video: Cardiac Cycle (Part 2 of 4)

For a complete list of videos, visit our video library