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

Author Question: ________ optics deform the shape of the mirror to compensate for the turbulence in the atmosphere ... (Read 135 times)

Tazate

  • Hero Member
  • *****
  • Posts: 532
on: Jul 27, 2018
________ optics deform the shape of the mirror to compensate for the turbulence in the atmosphere and yield a close to diffraction-limited image.
 
  A) Collimating B) Parabolic C) Adaptive D) Coherent E) CCD

Question 2

The longer the period of pulsation for a Cepheid, the more massive and luminous the variable giant star is.
 
  Indicate whether the statement is true or false


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Expo

  • Sr. Member
  • ****
  • Posts: 351
Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

TRUE


Tazate

  • Hero Member
  • *****
  • Posts: 532
Reply #2 on: Jul 27, 2018
Thanks


Expo

  • Sr. Member
  • ****
  • Posts: 351
Reply #3 on: Jul 27, 2018
Welcome :)


« previous next »
 

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Did you know?

A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

Did you know?

Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.

Temperature Profile of Earth’s Atmosphere Temperature Profile of Earth’s Atmosphere
Crocodiles leave distinctive bite marks that reflect the shape of their teach. Crocodiles leave distinctive bite marks that reflect the shape of their teach.
Streptococci: Individual bacteria that have a rounded shape and have clumped together to form a ... Streptococci: Individual bacteria that have a rounded shape and have clumped together to form a ...
Water vapor is supplied to the atmosphere by local evaporation or horizontal transport (advection). Water vapor is supplied to the atmosphere by local evaporation or horizontal transport (advection).
Viscosity, Poiseuille’s Law, and Turbulence Viscosity, Poiseuille’s Law, and Turbulence
Earth’s Early Atmosphere Earth’s Early Atmosphere
Video: Double Stranded DNA Molecule Animation

For a complete list of videos, visit our video library