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

Author Question: As atmospheric pressure increases, what happens to the velocity of sound? (Assume that all other ... (Read 66 times)

Charlie

  • Hero Member
  • *****
  • Posts: 640
on: Jul 27, 2018
As atmospheric pressure increases, what happens to the velocity of sound? (Assume that all other factors remain constant.)
 
  A) It increases.
  B) It decreases.
  C) It does not change.
  D) It increases on warm days and decreases on cold days.

Question 2

A simple pendulum consists of a mass M attached to a weightless string of length L. For this system, when undergoing small oscillations
 
  A) the frequency is independent of the length L.
  B) the frequency is proportional to the amplitude.
  C) the frequency is independent of the mass M.
  D) the frequency is proportional to the period.
  E) the period is proportional to the amplitude.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

maaaaaaaaaa

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

C


Charlie

  • Member
  • Posts: 640
Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it

bblaney

  • Member
  • Posts: 323
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.

Methicilli ...
Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

Disorders that may affect pharmacodynamics include genetic mutations, malnutrition, thyrotoxicosis, myasthenia gravis, Parkinson's disease, and certain forms of insulin-resistant diabetes mellitus.

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Automated blood pressure monitor Automated blood pressure monitor
To measure engine oil pressure, remove the oil pressure sending (sender) unit usually located near ... To measure engine oil pressure, remove the oil pressure sending (sender) unit usually located near ...
Pressure Ulcer Stages Pressure Ulcer Stages
Velocity Velocity
Stacking the joints. A. Correct thumb–wrist alignment for applying direct pressure. B. Incorrect ... Stacking the joints. A. Correct thumb–wrist alignment for applying direct pressure. B. Incorrect ...
Physics- Density, Pressure and Pascal's Principle Physics- Density, Pressure and Pascal's Principle
Video: Cardiac Cycle (Part 3 of 4)

For a complete list of videos, visit our video library