« previous next »

Author Question: Waves from a radio station with a wavelength of 900 m arrive at a home receiver a distance 50 km ... (Read 30 times)

mrsjacobs44

  • Hero Member
  • *****
  • Posts: 500
on: Jul 28, 2018
Waves from a radio station with a wavelength of 900 m arrive at a home receiver a distance 50 km away from the transmitter by two paths. One arrives via a direct-line path and the second by reflection from a mountain directly behind the receiver. What is the minimum distance between the mountain and receiver such that destructive interference occurs at the location of the listener? Assume no phase change on reflection.
 a. 675 m
  c. 450 m
  b. 900 m
  d. 225 m

Question 2

The ideal gas law treats gas as consisting of:
 a. atoms.
  c. chemicals.
  b. molecules.
  d. bubbles.


LVPMS

  • Sr. Member
  • ****
  • Posts: 323
Reply #1 on: Jul 28, 2018
Answer to Question 1

D

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

mrsjacobs44

  • Hero Member
  • *****
  • Posts: 500
Reply #2 on: Jul 28, 2018
Thank you!


LVPMS

  • Sr. Member
  • ****
  • Posts: 323
Reply #3 on: Jul 28, 2018
Always glad to help...


« previous next »
 

Did you know?

Women are 50% to 75% more likely than men to experience an adverse drug reaction.

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Did you know?

Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

Did you know?

Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

Cuy being raised at home in the traditional Andean fashion Cuy being raised at home in the traditional Andean fashion
Atmospheric Gases Trapped in Ice at Vostok Station, Antarctica Atmospheric Gases Trapped in Ice at Vostok Station, Antarctica
The inverse-square law and its effects. Doubling your distance away from a radioactive material ... The inverse-square law and its effects. Doubling your distance away from a radioactive material ...
Rossby waves Rossby waves
Calculus homework take home Calculus homework take home
An electrician charges a flat fee of $90 for a home service call. In addition he charges $25 ... An electrician charges a flat fee of $90 for a home service call. In addition he charges $25 ...
Video: Red Blood Cells - Erythropoietin (EPO)

For a complete list of videos, visit our video library