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

Author Question: Two strings of identical material and radius are stretched with the same tension with their ends ... (Read 239 times)

Jipu 123

  • Hero Member
  • *****
  • Posts: 569
on: Jul 29, 2018
Two strings of identical material and radius are stretched with the same tension with their ends fixed, but one string is 8.0 mm longer than the other. Waves on these strings propagate at 420 m/s.
 
  The fundamental frequency of the longer string is 528 Hz. What is the beat frequency when each string is vibrating at its fundamental frequency? A) 22 Hz
  B) 11 Hz
  C) 16 Hz
  D) 5.5 Hz
  E) 27 Hz

Question 2

Two in-phase loudspeakers are some distance apart. They emit sound with a frequency of 1536 Hz. You move between the speakers, along the line joining them, at a constant speed of 2.8 m/s.
 
  What beat frequency do you observe? The speed of sound in the room is 330 m/s. A) 13 Hz
  B) 431 Hz
  C) 26 Hz
  D) 4.7 Hz
  E) 118 Hz


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

SamMuagrove

  • Sr. Member
  • ****
  • Posts: 312
Reply #1 on: Jul 29, 2018
Answer to Question 1

B

Answer to Question 2

C


Jipu 123

  • Hero Member
  • *****
  • Posts: 569
Reply #2 on: Jul 29, 2018
TY


SamMuagrove

  • Sr. Member
  • ****
  • Posts: 312
Reply #3 on: Jul 29, 2018
You're welcome


« previous next »
 

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Did you know?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

Did you know?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

Did you know?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

DNA molecules replicate to form identical chromatids DNA molecules replicate to form identical chromatids
Surface Tension Surface Tension
Colles’ A break in the distal portion of the radius; often the result of reaching out to cushion a f Colles’ A break in the distal portion of the radius; often the result of reaching out to cushion a f
Surface Tension Surface Tension
Hazardous Material Vector Icon Hazardous Material Vector Icon
Planet Z-34 has a mass equal to 1/3 that of Earth, a radius equal to 1/3 that of Earth, and an ... Planet Z-34 has a mass equal to 1/3 that of Earth, a radius equal to 1/3 that of Earth, and an ...
Video: Introduction to Eating Disorders

For a complete list of videos, visit our video library