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

Is British Society today better than it was 400 years ago?

During takeoff, the sound intensity level of a jet engine is 170dB at a distance of 34 m. what's the sound intensity level at a distance of 1.0 km?

Select the correct form of the verb llorar to fill in the blank. I doubt that the child cries. Dudo que el niño _______. A. llore B. lloraban C. llorón

What is a fraction equivalent to 1/3

Spencer has 1/3 pound of nuts he divides them equally into 4 bags what fraction of a pound of nuts is in each bag

Select all that apply. What types of documents can be created using word-processing software? business newsletters letters of application presentation slides

What two elements normally must exist before a person can be held liable for a crime

What is the volume of the cone to the nearest cubic millimeter? (Use π = 3.14) A) 46 mm3 B) 128 mm3 C) 183 mm3 D) 275 mm3 diameter = 5 mm Height = 7 mm How

What is one possible reason a constitutional monarchy developed in England while an absolute monarchy continued in Russia

Many organs are involved in the processes of keeping the blood and the body clean. When poisonous or harmful substances are in the blood, they are absorbed by t