« 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 118 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?

The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Did you know?

About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

Did you know?

The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Lion at Melbourne Zoo enjoying an elevated grassy area with some tree shelter Lion at Melbourne Zoo enjoying an elevated grassy area with some tree shelter
Spectral Line Motion in Binary Star Systems Spectral Line Motion in Binary Star Systems
Mensuration: A goniometer is used to measure the range of motion of a joint. Mensuration: A goniometer is used to measure the range of motion of a joint.
The perception of motion under four different conditions. The perception of motion under four different conditions.
Retrograde Motion of Mars Retrograde Motion of Mars
Physics - Motion (Please help me solve these problems, I really need help) Physics - Motion (Please help me solve these problems, I really need help)
Video: Chemical Buffers - protein buffer, phosphate buffer system and bicarbonate buffer system

For a complete list of videos, visit our video library