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 103 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?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

Did you know?

The horizontal fraction bar was introduced by the Arabs.

Did you know?

Vaccines prevent between 2.5 and 4 million deaths every year.

Did you know?

GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.

Did you know?

It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

Frequency distribution curve: interpatient variability in drug response Frequency distribution curve: interpatient variability in drug response
Radio Frequency Lesion Radio Frequency Lesion
A commercial eyewash station. In a medical office, the eyewash station is likely to be attached to a A commercial eyewash station. In a medical office, the eyewash station is likely to be attached to a
Use your thumbs to apply circular friction over the wrist bones, with recipient’s palm down. Use your thumbs to apply circular friction over the wrist bones, with recipient’s palm down.
Reactions in assimilation of ammonia and major fates of the fixed nitrogen Reactions in assimilation of ammonia and major fates of the fixed nitrogen
Current intensity and the frequency of action potentials Current intensity and the frequency of action potentials
Video: Gastrulation: cross section of the frog

For a complete list of videos, visit our video library