« 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 111 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?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

Did you know?

Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

A killer whale plays with a ball of ice, soon after a researcher had thrown a snowball at the whale. A killer whale plays with a ball of ice, soon after a researcher had thrown a snowball at the whale.
Range of Motion of the Spine, Rotation Range of Motion of the Spine, Rotation
A football game, in 1879, pits Yale against Princeton. The field was not lined or bounded, and play A football game, in 1879, pits Yale against Princeton. The field was not lined or bounded, and play
Apply effleurage with wave motion to posterior cervical region. Use fingertips to slide along ... Apply effleurage with wave motion to posterior cervical region. Use fingertips to slide along ...
Chemotactic motion of bacteria Chemotactic motion of bacteria
Physics 12 - Interpreting Motion Physics 12 - Interpreting Motion
Video: Interpreting a cladogram Animation

For a complete list of videos, visit our video library