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

Author Question: An object of zero radius is known as a __________________. Fill in the blank(s) with correct ... (Read 72 times)

Davideckstein7

  • Hero Member
  • *****
  • Posts: 555
An object of zero radius is known as a __________________.
 
  Fill in the blank(s) with correct word

Question 2

What causes chromatic aberration? Why does it not occur in reflecting telescopes?
 
  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

maaaaaaaaaa

  • Sr. Member
  • ****
  • Posts: 336
Answer to Question 1

singularity

Answer to Question 2

When light is refracted through glass, shorter-wavelength light bends more than longer wavelengths. This color separation is called chromatic aberration. Reflecting telescopes do not suffer from chromatic aberration because the light does not pass through the glass.



Davideckstein7

  • Hero Member
  • *****
  • Posts: 555
Both answers were spot on, thank you once again



maaaaaaaaaa

  • Sr. Member
  • ****
  • Posts: 336

 

Did you know?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

Did you know?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

Did you know?

The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

For a complete list of videos, visit our video library