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

Author Question: Which reflector telescope would be the easiest to construct, and why? What will be an ideal ... (Read 71 times)

sheilaspns

  • Hero Member
  • *****
  • Posts: 567
on: Jul 27, 2018
Which reflector telescope would be the easiest to construct, and why?
 
  What will be an ideal response?

Question 2

The most famous case of a more massive hot star orbiting with a more evolved but presently less massive red giant is the eclipsing binary:
 
  A) Aldeberan.
  B) Antares.
  C) Algol.
  D) Alberio.
  E) Altair.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Loise Hard

  • Sr. Member
  • ****
  • Posts: 340
Reply #1 on: Jul 27, 2018
Answer to Question 1

The prime focus reflector needs only a single optical surface, on the front of the main mirror.

Answer to Question 2

C


sheilaspns

  • Member
  • Posts: 567
Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it

samiel-sayed

  • Member
  • Posts: 337
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Did you know?

The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

Galileo and Galilean Telescope Galileo and Galilean Telescope
Telescope Telescope
Galileo telescope Galileo telescope
Einstein telescope Einstein telescope
Telescope Telescope
Telescope Telescope
Video: Genetics of Cancer

For a complete list of videos, visit our video library