Author Question: The best way to reduce your radiation dose from a Co-60 gamma emitting source is to _______. a. ... (Read 27 times)

anjilletteb

  • Hero Member
  • *****
  • Posts: 569
The best way to reduce your radiation dose from a Co-60 gamma emitting source is to _______.
 a. reduce the temperature of the source
  b. move twice as far away
  c. spend half the time near the source
  d. double the thickness of wood between you and the source
  e. nonsense You cannot change the potential dose

Question 2

A stunt pilot weighing 0.70 kN performs a vertical circular dive of radius 0.80 km. At the bottom of the dive, the pilot has a speed of 0.20 km/s which at that instant is not changing. What force does the plane exert on the pilot?
 a. 3.6 kN up
  b. 4.3 kN up
  c. 2.9 kN down
  d. 2.9 kN up
  e. 5.8 kN down



leeeep

  • Sr. Member
  • ****
  • Posts: 315
Answer to Question 1

b

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

There are approximately 3 million unintended pregnancies in the United States each 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?

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.

For a complete list of videos, visit our video library