« previous next »

Author Question: A spaceship traveling very fast relative to you fires a stream of photons at speed c away from you. ... (Read 98 times)

pane00

  • Hero Member
  • *****
  • Posts: 579
on: Jul 29, 2018
A spaceship traveling very fast relative to you fires a stream of photons at speed c away from you. You measure the photons' speed to be
 
  A) less than c.
  B) more than c.
  C) equal to c.

Question 2

A light source blinks with a certain frequency in its own frame of reference, and the speed of light in that frame is c. When the light source approaches you, you observe an increase in
 
  A) both speed of light and frequency of blinking.
  B) speed of light, but not frequency of blinking.
  C) frequency of blinking, but not speed of light.


Koolkid240

  • Sr. Member
  • ****
  • Posts: 357
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: C

Answer to Question 2

Answer: C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

Did you know?

Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).

Did you know?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

Apparent motion of Alpha Centauri relative to Beta Centauri Apparent motion of Alpha Centauri relative to Beta Centauri
Relative rate test, calibrating the molecular clock, and calculating divergence dates. Relative rate test, calibrating the molecular clock, and calculating divergence dates.
Fires Commonly Are Major Secondary Effects Fires Commonly Are Major Secondary Effects
J. M. W. Turner, Rain, Steam, and Speed—The Great Western Railway. J. M. W. Turner, Rain, Steam, and Speed—The Great Western Railway.
A scope display showing a normal Chevrolet Equinox MAF sensor at idle speed. the frequency is 2,600 ... A scope display showing a normal Chevrolet Equinox MAF sensor at idle speed. the frequency is 2,600 ...
Relative size ranges and fluorescent dye labeling colors of 16 STR Relative size ranges and fluorescent dye labeling colors of 16 STR
Video: Dendrite Animation

For a complete list of videos, visit our video library