« previous next »

Author Question: Find the force exerted by reflecting sunlight off a reflecting aluminum sheet in space if the area ... (Read 160 times)

Jramos095

  • Hero Member
  • *****
  • Posts: 528
on: Jul 28, 2018
Find the force exerted by reflecting sunlight off a reflecting aluminum sheet in space if the area normal to the sunlight is 10 000 m2 and the solar intensity is 1 350 W/m2.
 a. 0.72 N
  b. 0.09 N
  c. 9 N
  d. 45 N
  e. 0.18 N

Question 2

The intensity of radiation reaching the earth from the sun is 1 350 W/m2 . The earth's radius is 6.4  106 m. How big a force does this radiation exert on the earth? (Assume it is all absorbed.)
 a. 5.8  108 N
  b. 1.2  109 N
  c. 2.3  109 N
  d. 4.6  109 N
  e. 1.7  1017 N


vish98

  • Sr. Member
  • ****
  • Posts: 326
Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

Did you know?

A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

Russian federation stamp illustrating Yuri Gagarin, first human in space Russian federation stamp illustrating Yuri Gagarin, first human in space
Space Debris Space Debris
Space Space
Space Space
PhysioEx 9.0 Review Sheet Exercise 3 PhysioEx 9.0 Review Sheet Exercise 3
How to find the point of intersection of two straight lines by graphing How to find the point of intersection of two straight lines by graphing
Video: Multiple Sclerosis Animation

For a complete list of videos, visit our video library