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

Author Question: Let's say that you are spinning a fixed-frequency buzzer attached to a string in a circular path ... (Read 41 times)

Sufayan.ah

  • Hero Member
  • *****
  • Posts: 512
on: Jul 28, 2018
Let's say that you are spinning a fixed-frequency buzzer attached to a string in a circular path around you at a constant speed. The frequency that you hear as you spin the buzzer<--EndFragment--> sity?
  1.is greater than the frequency of the buzzer and it is constant.
  2.alternates between being greater than the frequency of the buzzer and less than the frequency of the buzzer.
  3.is less than the frequency of the buzzer and it is constant.
  4.is the same as the frequency of the buzzer.

Question 2

If a rock concert has a sound level of 120 dB associated with it and a cheering crowd has a sound level of 90 dB associated with it, how many times greater is the rock concert's intensity compared to the cheering crowd's intensity?
  1.30
  2.90
  3.300
  4.1000


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Kdiggy

  • Sr. Member
  • ****
  • Posts: 340
Reply #1 on: Jul 28, 2018
Answer to Question 1

4

Answer to Question 2

4


Sufayan.ah

  • Hero Member
  • *****
  • Posts: 512
Reply #2 on: Jul 28, 2018
Both answers were spot on, thank you once again


Kdiggy

  • Sr. Member
  • ****
  • Posts: 340
Reply #3 on: Jul 28, 2018
Great! Please up vote :D


« previous next »
 

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 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

Did you know?

Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

A track inside an ignition coil is not a short, but rather it is a low-resistance path or hole that ... A track inside an ignition coil is not a short, but rather it is a low-resistance path or hole that ...
A Frequency Distribution A Frequency Distribution
Starting at the waist, apply circular two-handed petrissage over the entire right side. Keep hands ... Starting at the waist, apply circular two-handed petrissage over the entire right side. Keep hands ...
Apply circular friction around the knee with the heels of the hands moving the skin over soft ... Apply circular friction around the knee with the heels of the hands moving the skin over soft ...
Circular friction with knuckles to various spots on the foot bottom. Concentrate on places with ... Circular friction with knuckles to various spots on the foot bottom. Concentrate on places with ...
Two normal frequency distributions with the same mean but different amounts of variation Two normal frequency distributions with the same mean but different amounts of variation
Video: Mendel's Principles of Inheritance (Father of Genetics)

For a complete list of videos, visit our video library