This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: On a warm 30.C spring day, you are watching Richard take a buzzer and twirl it horizontally around ... (Read 65 times)

ahriuashd

  • Hero Member
  • *****
  • Posts: 535
on: Jul 27, 2018
On a warm 30.C spring day, you are watching Richard take a buzzer and twirl it horizontally around on the end of a 2.0 meter long string. Why do you hear the buzzer tone Vary from 718. Hz to 772. Hz? What is the angular speed?
 
  What will be an ideal response?

Question 2

Astigmatism is usually due to
 
  A) the cornea or lens being out of round.
  B) accommodation.
  C) myopia.
  D) missing rods.
  E) hyperopia.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

xthemafja

  • Sr. Member
  • ****
  • Posts: 348
Reply #1 on: Jul 27, 2018
Answer to Question 1

You hear the effect of a Doppler shift as the buzzer periodically moves away and then toward you. Angular speed 6.3 rad/s.

Answer to Question 2

A


ahriuashd

  • Member
  • Posts: 535
Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

komodo7

  • Member
  • Posts: 322
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.

Did you know?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Richard Prince, Untitled (Cowboy). Richard Prince, Untitled (Cowboy).
Oil pressure relief valves are spring loaded. The stronger the spring tension, the higher the oil ... Oil pressure relief valves are spring loaded. The stronger the spring tension, the higher the oil ...
Growth in Warm Clouds Growth in Warm Clouds
Apply oil or lotion to the entire leg with effleurage. Use light to medium pressure to warm ... Apply oil or lotion to the entire leg with effleurage. Use light to medium pressure to warm ...
A batter hits a home run in which the ball travels 110 m horizontally with no appreciable ... A batter hits a home run in which the ball travels 110 m horizontally with no appreciable ...
An athlete stretches a spring an extra 40.0 cm beyond its initial length. How much energy has ... An athlete stretches a spring an extra 40.0 cm beyond its initial length. How much energy has ...
Video: Morphology of a tomato plant

For a complete list of videos, visit our video library