« previous next »

Author Question: James is listening to the same tone coming from two speakers, one 3.49 m away and the other 3.10 m ... (Read 31 times)

Kthamas

  • Hero Member
  • *****
  • Posts: 546
on: Jul 27, 2018
James is listening to the same tone coming from two speakers, one 3.49 m away and the other 3.10 m distant. At his position the two tones destructively interfere.
 
  (a) What is the largest possible wavelength of the tone?
  (b) If the air temperature is 30.C, what is the lowest possible frequency?

Question 2

Consider a galvanometer with full scale sensitivity of 333. A and a coil resistance of 33. .
 
  (a) What shunt resistance is needed to make a 5.0 A ammeter?
  (b) What series resistance is needed to construct a 5.0 volt voltmeter?


choc0chan

  • Sr. Member
  • ****
  • Posts: 362
Reply #1 on: Jul 27, 2018
Answer to Question 1

(a) 0.78 m
(b) 0.45 kHz

Answer to Question 2

(a) 2.2 m
(b) 15. K


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

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?

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?

Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

Historian James Merrell notes several errors in Benjamin West’s famous 1771 painting, William Penn’s Historian James Merrell notes several errors in Benjamin West’s famous 1771 painting, William Penn’s
New Yorkers flee from the dust caused by the collapse of the twin towers of the World Trade Center f New Yorkers flee from the dust caused by the collapse of the twin towers of the World Trade Center f
Listening to the fetal heartbeat with a Doppler device. Listening to the fetal heartbeat with a Doppler device.
Models of Selective Attention in the Dichotic Listening Task Models of Selective Attention in the Dichotic Listening Task
The James-Lange Theory of Emotion The James-Lange Theory of Emotion
Gerbera james-onii Gerbera james-onii
Video: Acid-base imbalances - compensation of metabolic acidosis and alkalosis

For a complete list of videos, visit our video library