This topic contains a solution. Click here to go to the answer

Author Question: When a blinking light source moves relative to you, the speed of the light A) changes but the ... (Read 122 times)

RRMR

  • Hero Member
  • *****
  • Posts: 557
When a blinking light source moves relative to you, the speed of the light
 
  A) changes but the frequency of blinks remains constant.
  B) remains constant but the frequency of blinks can change.
  C) stays the same, as does the blinking frequency.

Question 2

The position of a mass that is oscillating on a spring is given by x = (17.4 cm) cos(5.46 s-1)t. Write an expression for the velocity of the particle as a function of time.
 
  What will be an ideal response?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

aprice35067

  • Sr. Member
  • ****
  • Posts: 337
Answer to Question 1

Answer: B

Answer to Question 2

-(95.0 cm/s) sin(5.46 s-1 )t



RRMR

  • Hero Member
  • *****
  • Posts: 557
Both answers were spot on, thank you once again




 

Did you know?

Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.

Did you know?

Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.

Did you know?

Approximately 25% of all reported medication errors result from some kind of name confusion.

For a complete list of videos, visit our video library