This topic contains a solution. Click here to go to the answer

Author Question: At a rock concert, if the speakers are placed on the floor instead of higher up on a tower, state if ... (Read 75 times)

s.tung

  • Hero Member
  • *****
  • Posts: 577
At a rock concert, if the speakers are placed on the floor instead of higher up on a tower, state if the intensity of the sound you would hear, from the same distance away, is the same or different and why.
 
  What will be an ideal response?

Question 2

A race car, traveling at a constant speed of 50 m/s, drives around a circular track of radius 250 m. What angular acceleration does it experience?
 
  A) zero
  B) 1.0  104 rad/s2
  C) 6.3  102 rad/s2
  D) 1.0  101 rad/s2
  E) 2.0  104 rad/s2



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Ahernandez18

  • Sr. Member
  • ****
  • Posts: 361
Answer to Question 1

Intensity would increase due to reflections off floor.

Answer to Question 2

A





 

Did you know?

The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.

Did you know?

There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

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?

All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

Did you know?

The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

For a complete list of videos, visit our video library