doinaWca8ldestf5ormy doinaWca8ldestf5ormy

01-11-2016
Physics

contestada

According to the inverse square law of light, how will the apparent brightness of an object change if its distance to us triples?

Respuesta :

antonsandiego antonsandiego

03-11-2016

According to the inverse square law of light, apparent brightness will decrease by a factor of 9. Use the formula [tex]B=L/(4*pD^2)[/tex], to check it.

Answer Link

Otras preguntas

What did Abe claim to be allergic to?

The most common ways to treat cancer include __________. A. chemotherapy, radiation, and surgery B. immunotherapy, radiation, and hormone therapy C. hormone the

definition of physiological similarities

Four times a number, subtracted from sixteen, is twice the number, find the number

What's the circumference of r=42 cm

What was the basis for rival American and British claims in the Oregon Country? How were the claims resolved?

a bag contains 2 white marbles and 7 purple marbles. Two marbles are drawn at random. One marble is drawn and not replaced. Then a second marble is drawn. a. Wh

Simplify the ratio 24:120

What are the next two terms in the pattern 3,6,5,10,9,18,17...?

Mark each statement if it correctly identifies a core belief of Christianity. A. Jesus is the Son of God. B. Jesus is the Messiah. C. Jesus has completed his wo