« previous next »

Author Question: Raising the temperature of air will 1.decrease the speed of sound in the air. 2.increase the speed ... (Read 76 times)

geoffrey

  • Hero Member
  • *****
  • Posts: 880
on: Jul 28, 2018
Raising the temperature of air will
  1.decrease the speed of sound in the air.
  2.increase the speed of sound in the air.
  3.not affect the speed of sound in the air.
  4.sometimes increase and sometimes decrease the speed of sound in air.

Question 2

For which of the following will the phenomenon of wave interference apply? (Choose the best answer.)
  1.square-shaped pulses
  2.sinusoidal pulses
  3.triangular pulses
  4.all of these


xthemafja

  • Sr. Member
  • ****
  • Posts: 348
Reply #1 on: Jul 28, 2018
Answer to Question 1

2

Answer to Question 2

4


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

geoffrey

  • Hero Member
  • *****
  • Posts: 880
Reply #2 on: Jul 28, 2018
TY


xthemafja

  • Sr. Member
  • ****
  • Posts: 348
Reply #3 on: Jul 28, 2018
You're welcome


« previous next »
 

Did you know?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

Did you know?

The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

Did you know?

Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

Factors Affecting Body Temperature Factors Affecting Body Temperature
Flexible cooling fan blades change shape as the engine speed changes. Flexible cooling fan blades change shape as the engine speed changes.
The bimetallic temperature sensor spring controls the amount of silicone that is allowed into the ... The bimetallic temperature sensor spring controls the amount of silicone that is allowed into the ...
The initial timing is where the spark plug fires at idle speed. The computer then advances the ... The initial timing is where the spark plug fires at idle speed. The computer then advances the ...
A secondary waveform of a Ford 4.6 liter V-8, showing three sparks occurring at idle speed. A secondary waveform of a Ford 4.6 liter V-8, showing three sparks occurring at idle speed.
Thermodynamic Diagrams and Vertical Temperature Profiles Thermodynamic Diagrams and Vertical Temperature Profiles
Video: Conduction of action potentials

For a complete list of videos, visit our video library