This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: How long does it take a light beam to cross a 6. m wide room? If the air were replaced with a ... (Read 54 times)

kwoodring

  • Hero Member
  • *****
  • Posts: 560
on: Jul 27, 2018
How long does it take a light beam to cross a 6. m wide room? If the air were replaced with a transparent medium of index n, how much longer would it take?
 
  What will be an ideal response?

Question 2

A coil of 160 turns and area 0.20 m2 is placed with its axis parallel to a magnetic field of 0.40 T. The magnetic field changes from 0.40 T in the x-direction to 0.40 T in the negative x-direction in 2.0 s.
 
  If the resistance of the coil is 16 , at what rate is power generated in the coil?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

nguyenhoanhat

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Jul 27, 2018
Answer to Question 1

2  10-8 s; n times longer

Answer to Question 2

10.2 W


kwoodring

  • Member
  • Posts: 560
Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

tandmlomax84

  • Member
  • Posts: 323
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

Did you know?

GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.

Did you know?

Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

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?

The longest a person has survived after a heart transplant is 24 years.

A light-coloured cane toad A light-coloured cane toad
Blue whale skeleton, outside the Long Marine Laboratory at the University of California, Santa Cruz Blue whale skeleton, outside the Long Marine Laboratory at the University of California, Santa Cruz
Cross-section view of the human eye. Cross-section view of the human eye.
Difference between Functional and Cross-Functional team Difference between Functional and Cross-Functional team
Types of Long-Term Memories Types of Long-Term Memories
How many electrons flow past a given cross section of the wire in 10.3 min? electrons How many electrons flow past a given cross section of the wire in 10.3 min? electrons
Video: Carbon fixing adaptations Animation

For a complete list of videos, visit our video library