« previous next »

Author Question: A student attaches a length of nylon fishing line to a fence post. She stretches it out and shakes ... (Read 75 times)

2125004343

  • Hero Member
  • *****
  • Posts: 566
on: Jul 28, 2018
A student attaches a length of nylon fishing line to a fence post. She stretches it out and shakes the end of the rope in her hand back and forth to produce waves on the line. The most efficient way for her to increase the wavelength is to
 a. increase the tension on the hose and shake the end more times per second. b. decrease the tension on the hose and shake the end more times per second. c. increase the tension on the hose and shake the end fewer times per second. d. decrease the tension on the hose and shake the end fewer times per second. e. keep the tension and frequency the same but increase the length of the hose.

Question 2

If y = 0.02 sin (30x - 400t) (SI units), the wave number is
 a. 30 rad/m
  b. 30/2p rad/m
  c. 400/2p rad/m
  d. 400 rad/m
  e. 60p rad/m


dawsa925

  • Sr. Member
  • ****
  • Posts: 326
Reply #1 on: Jul 28, 2018
Answer to Question 1

C

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

Famous people who died from poisoning or drug overdose include, Adolf Hitler, Socrates, Juan Ponce de Leon, Marilyn Monroe, Judy Garland, and John Belushi.

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

Did you know?

The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

Spiral Produced by twisting stresses that are spread along the length of a bone (note the break in t Spiral Produced by twisting stresses that are spread along the length of a bone (note the break in t
If you want to show differences between items at the same time, a bar graph is more effective than a If you want to show differences between items at the same time, a bar graph is more effective than a
4.1 Age changes in total IQ based on cross-sectional data (lower line) and longitudinal data ... 4.1 Age changes in total IQ based on cross-sectional data (lower line) and longitudinal data ...
Boys Climbing Rocks And Diving, Tomb Of Hunting And Fishing Boys Climbing Rocks And Diving, Tomb Of Hunting And Fishing
Measuring an infant’s length Measuring an infant’s length
Finding the length given total distance and distance longer than other point Finding the length given total distance and distance longer than other point
Video: Attention Deficit Disorder (ADD)

For a complete list of videos, visit our video library