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

Author Question: Polaris is a second magnitude star, and Phi Pegasi is about 16 times fainter than Polaris. What is ... (Read 96 times)

jc611

  • Hero Member
  • *****
  • Posts: 552
on: Jul 27, 2018
Polaris is a second magnitude star, and Phi Pegasi is about 16 times fainter than Polaris. What is the approximate magnitude of Phi Pegasi?
 
  a. 18
  b. 14
  c. 3
  d. 3
  e. 5

Question 2

Star A has an apparent visual magnitude of 13.4 and star B has an apparent visual magnitude of 15.4 . Star A is ____ than star B.
 
  a. 2 times fainter
  b. 2 times brighter
  c. 6.3 times fainter
  d. 6.3 times brighter
  e. 29.8 times fainter


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

verrinzo

  • Sr. Member
  • ****
  • Posts: 346
Reply #1 on: Jul 27, 2018
Answer to Question 1

e

Answer to Question 2

d


jc611

  • Member
  • Posts: 552
Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it

bimper21

  • Member
  • Posts: 309
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

Did you know?

Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

Did you know?

In 1844, Charles Goodyear obtained the first patent for a rubber condom.

Did you know?

Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

Did you know?

Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

The asymmetrical appearance of Mira, an oscillating variable star. The asymmetrical appearance of Mira, an oscillating variable star.
People have seen patterns in the stars since ancient times.[5] This 1690 depiction of the constellat People have seen patterns in the stars since ancient times.[5] This 1690 depiction of the constellat
The Sun is the nearest star to Earth. The Sun is the nearest star to Earth.
The reflection nebula NGC 1999 is brilliantly illuminated by V380 Orionis (center), a variable star The reflection nebula NGC 1999 is brilliantly illuminated by V380 Orionis (center), a variable star
Star Map Eastern Horizon Star Map Eastern Horizon
In medieval times - bubonic plague epidemic In medieval times - bubonic plague epidemic
Video: Smoking Cessation

For a complete list of videos, visit our video library