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

Author Question: Contrast image formation in reflectors and refractors. What will be an ideal ... (Read 76 times)

Lisaclaire

  • Hero Member
  • *****
  • Posts: 569
Contrast image formation in reflectors and refractors.
 
  What will be an ideal response?

Question 2

On the H-R diagram, the Sun lies
 
  A) about the middle of the main sequence.
  B) at the top left.
  C) at the bottom right.
  D) at the bottom left.
  E) at the top right.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

SVictor

  • Sr. Member
  • ****
  • Posts: 365
Answer to Question 1

Reflectors use a curved mirror to reflect the light back to a focus, while refractors use a convex lens to bend the transmitted light to a focus.

Answer to Question 2

A




Lisaclaire

  • Member
  • Posts: 569
Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review


LegendaryAnswers

  • Member
  • Posts: 341
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Did you know?

The longest a person has survived after a heart transplant is 24 years.

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

Did you know?

Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.

Did you know?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

For a complete list of videos, visit our video library