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

Author Question: If one lawn mower causes an 80-dB sound level at a nearby point, what sound level at that point ... (Read 129 times)

humphriesbr@me.com

  • Hero Member
  • *****
  • Posts: 550
on: Jul 29, 2018
If one lawn mower causes an 80-dB sound level at a nearby point, what sound level at that point would four lawnmowers together cause?

Question 2

The fourth harmonic of a complex tone has a frequency of 600 Hz. What is the frequency of the tone?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

krakiolit

  • Sr. Member
  • ****
  • Posts: 318
Reply #1 on: Jul 29, 2018
Answer to Question 1

86 dB

Answer to Question 2

150 Hz


humphriesbr@me.com

  • Member
  • Posts: 550
Reply 2 on: Jul 29, 2018
Wow, this really help

AISCAMPING

  • Member
  • Posts: 347
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.

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?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Did you know?

Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.

Did you know?

Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

By reflecting most visible light, snow creates a much cooler microclimate than nearby bare ground. By reflecting most visible light, snow creates a much cooler microclimate than nearby bare ground.
Comparison of the level of skin damage as a result of the three different degrees of burns. Comparison of the level of skin damage as a result of the three different degrees of burns.
Auscultation. The stethoscope is pressed against the body wall to listen for sound waves associated Auscultation. The stethoscope is pressed against the body wall to listen for sound waves associated
Upper-Level Maps Upper-Level Maps
Normal change in sea level Normal change in sea level
A 0.51 m aqueous solution of an unknown solute has a boiling point elevation of 0.62°C. The ... A 0.51 m aqueous solution of an unknown solute has a boiling point elevation of 0.62°C. The ...
Video: Diversity of Living Creatures - Charles Darwin & the Beagle's Voyage

For a complete list of videos, visit our video library