« previous next »

Author Question: Two harmonic waves traveling in opposite directions interfere to produce a standing wave described ... (Read 137 times)

codyclark

  • Hero Member
  • *****
  • Posts: 538
on: Jul 28, 2018
Two harmonic waves traveling in opposite directions interfere to produce a standing wave described by y = 2 sin (px) cos (3pt) where x is in m and t is in s. What is the distance (in m) between the first two antinodes?
 a. 8
  b. 2
  c. 4
  d. 1
  e. 0.5

Question 2

Two harmonic waves traveling in opposite directions interfere to produce a standing wave described by y = 2 sin (4x) cos (3t) where x is in m and t is in s. What is the speed (in m/s) of the interfering waves?
 a. 0.75
  b. 0.25
  c. 1.3
  d. 12
  e. 3.0


steff9894

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Jul 28, 2018
Answer to Question 1

D

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

codyclark

  • Hero Member
  • *****
  • Posts: 538
Reply #2 on: Jul 28, 2018
Both answers were spot on, thank you once again


steff9894

  • Sr. Member
  • ****
  • Posts: 337
Reply #3 on: Jul 28, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Did you know?

The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

Did you know?

Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

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?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

An ECG strip showing a normal sinus rhythm with the P wave, QRS complex, and T wave identified. An ECG strip showing a normal sinus rhythm with the P wave, QRS complex, and T wave identified.
Wave Wave
a) When standing, keep your weight over your front leg. b) Avoid placing your foot under the table. ... a) When standing, keep your weight over your front leg. b) Avoid placing your foot under the table. ...
The two TP sensors used on the throttle body of an electronic throttle body assembly produce ... The two TP sensors used on the throttle body of an electronic throttle body assembly produce ...
Lakes and standing water Lakes and standing water
Cosine vs. Sine Wave Cosine vs. Sine Wave
Video: Electrical Conduction System of the Heart

For a complete list of videos, visit our video library