On a warm 30.C spring day, you are watching Richard take a buzzer ...

[ahriuashd]

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.

[xthemafja]

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]

Thanks for the timely response, appreciate it

[sarah_brady415]

Excellent