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

Author Question: In a He-Ne laser, the actual emission line at 632.8 nm comes from a jump down in what atom(s)? A) ... (Read 37 times)

madam-professor

  • Hero Member
  • *****
  • Posts: 584
In a He-Ne laser, the actual emission line at 632.8 nm comes from a jump down in what atom(s)?
 
  A) neon
  B) helium
  C) helium and neon
  D) oxygen
  E) hydrogen

Question 2

If the ac peak current through a 100 ohm resistor is 1.7 A, the peak voltage across this resistor is
 
  A) 289 V.
  B) 110 V.
  C) 170 V.
  D) 210 V.
  E) 120 V.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

maya.nigrin17@yahoo.com

  • Sr. Member
  • ****
  • Posts: 324
Answer to Question 1

A

Answer to Question 2

C




madam-professor

  • Member
  • Posts: 584
Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)


softEldritch

  • Member
  • Posts: 334
Reply 3 on: Yesterday
Excellent

 

Did you know?

Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

Did you know?

The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

Did you know?

A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.

For a complete list of videos, visit our video library