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

Author Question: What power lens is needed to correct for nearsightedness where the uncorrected far point is 75 cm? ... (Read 12 times)

rl

  • Hero Member
  • *****
  • Posts: 579
What power lens is needed to correct for nearsightedness where the uncorrected far point is 75 cm?
 
  A) -1.33 D
  B) +1.33 D
  C) -0.75 D
  D) +0.75 D
  E) -1.00 D

Question 2

An electron is trapped in a box of width 0.10 nm. What is the wavelength of the photon emitted when an electron makes a transition from the n = 3 to the n = 1 state?
 
  What will be an ideal response?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ErinKing

  • Sr. Member
  • ****
  • Posts: 362
Answer to Question 1

A

Answer to Question 2

4.1 nm




rl

  • Member
  • Posts: 579
Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)


kswal303

  • Member
  • Posts: 316
Reply 3 on: Yesterday
Gracias!

 

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

Did you know?

Individuals are never “cured” of addictions. Instead, they learn how to manage their disease to lead healthy, balanced lives.

Did you know?

Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.

Did you know?

Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.

For a complete list of videos, visit our video library