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 286 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?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

Did you know?

Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

Did you know?

Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.

Did you know?

Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.

Did you know?

The types of cancer that alpha interferons are used to treat include hairy cell leukemia, melanoma, follicular non-Hodgkin's lymphoma, and AIDS-related Kaposi's sarcoma.

Proportions of the genetic and physical maps are similar but not identical Proportions of the genetic and physical maps are similar but not identical
Suture Use, Size, and Type of Material Suture Use, Size, and Type of Material
Primary material used for HEADERS Primary material used for HEADERS
Dolly, a Finn Dorset sheep cloned from the genetic material o Dolly, a Finn Dorset sheep cloned from the genetic material o
A sphere, 0.30 m in radius, has a surface emissivity of 0.48 and is at a temp A sphere, 0.30 m in radius, has a surface emissivity of 0.48 and is at a temp
Needle Decompression of a Tension Pneumothorax Needle Decompression of a Tension Pneumothorax
Video: Cardiac Cycle (Part 4 of 4)

For a complete list of videos, visit our video library