Author Question: Voltage is defined as the ______________ per unit ______________. a. charge; current b. work; ... (Read 28 times)

Bob-Dole

  • Hero Member
  • *****
  • Posts: 547
Voltage is defined as the ______________ per unit ______________.
 a. charge; current
  b. work; current
  c. charge; work
  d. work; charge

Question 2

Nonreflective coatings for camera lenses reduce the loss of light at various surfaces of multi-lens systems, as well as preventing internal reflections that might mar the image. Find the minimum thickness of a layer of magnesium fluoride (n = 1.38) on flint glass (n = 1.66) that will cause destructive interference of reflected light of wavelength  = 550 nm, a wavelength which is near the middle of the visual spectrum.



diana chang

  • Sr. Member
  • ****
  • Posts: 288
Answer to Question 1

d

Answer to Question 2

99.6 nm



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

Did you know?

Medication errors are more common among seriously ill patients than with those with minor conditions.

Did you know?

The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

For a complete list of videos, visit our video library