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

Author Question: A proton, moving north, enters a magnetic field. Because of this field, the proton curves downward. ... (Read 163 times)

jhjkgdfhk

  • Hero Member
  • *****
  • Posts: 569
A proton, moving north, enters a magnetic field. Because of this field, the proton curves downward. We may conclude that the magnetic field must have a component
 
  A) downward.
  B) towards the east.
  C) towards the west.
  D) upward.
  E) towards the north.

Question 2

What resistance must be put in series with a 450-mH inductor at 5000 Hz for a total impedance of 40000 ?
 
  A) 45 k B) 37 k C) 40 k D) 26 k



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Liamb2179

  • Sr. Member
  • ****
  • Posts: 365
Answer to Question 1

B

Answer to Question 2

B





 

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?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

For a complete list of videos, visit our video library