Author Question: How does the placement of the eyepiece with Newtonian and Cassegrain reflectors differ? What will ... (Read 42 times)

jayhills49

  • Hero Member
  • *****
  • Posts: 559
How does the placement of the eyepiece with Newtonian and Cassegrain reflectors differ?
 
  What will be an ideal response?

Question 2

Hubble's law implies that, at some time in the past, all the matter in the universe was at one place.
 
  Indicate whether the statement is true or false



batool

  • Sr. Member
  • ****
  • Posts: 320
Answer to Question 1

In the Newtonian, the eyepiece is located on the front side of the tube, but with the Cassegrain, it lies behind the hole in the main mirror.

Answer to Question 2

TRUE



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

Did you know?

Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

Did you know?

The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

For a complete list of videos, visit our video library