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

Author Question: Consider the decay o - + e+. This decay is A) forbidden because conservation of baryon number is ... (Read 271 times)

cartlidgeashley

  • Hero Member
  • *****
  • Posts: 572
on: Jul 29, 2018
Consider the decay o  - + e+. This decay is
 
  A) forbidden because conservation of baryon number is violated.
  B) forbidden because conservation of lepton numbers is violated.
  C) allowed.
  D) forbidden because conservation of mass is violated.
  E) forbidden because conservation of energy is violated.

Question 2

A polarizer (with its preferred direction rotated 30 to the vertical) is placed in a beam of unpolarized light of intensity 1. After passing through the polarizer, the beam's intensity is
 
  A)
 
  0.25.
  B)
 
  0.50.
  C)
 
  0.63.
  D)
 
  0.87.
  E)
 
  0.75.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Dominic

  • Sr. Member
  • ****
  • Posts: 328
Reply #1 on: Jul 29, 2018
Answer to Question 1

B

Answer to Question 2

B


cartlidgeashley

  • Hero Member
  • *****
  • Posts: 572
Reply #2 on: Jul 29, 2018
Thanks


Dominic

  • Sr. Member
  • ****
  • Posts: 328
Reply #3 on: Jul 29, 2018
Welcome :)


« previous next »
 

Did you know?

Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

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?

Excessive alcohol use costs the country approximately $235 billion every year.

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Did you know?

Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.

Cougar conservation depends on preservation of their habitat. Cougar conservation depends on preservation of their habitat.
Avogadro's number calculation Avogadro's number calculation
The Location and Number of Food- and Beverage-Processing Facilities The Location and Number of Food- and Beverage-Processing Facilities
Number of Mutations Associated with Specific Forms of Cancer Number of Mutations Associated with Specific Forms of Cancer
Number chart Number chart
Conservation of enhancer sequences Conservation of enhancer sequences
Video: Types of synapses - electrical & chemical

For a complete list of videos, visit our video library