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

Author Question: A proton, moving north, enters a magnetic field. Because of this field, the proton curves downward. ... (Read 60 times)

jhjkgdfhk

  • Hero Member
  • *****
  • Posts: 569
on: Jul 29, 2018
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
Reply #1 on: Jul 29, 2018
Answer to Question 1

B

Answer to Question 2

B


jhjkgdfhk

  • Hero Member
  • *****
  • Posts: 569
Reply #2 on: Jul 29, 2018
Thank you!


Liamb2179

  • Sr. Member
  • ****
  • Posts: 365
Reply #3 on: Jul 29, 2018
Always glad to help...


« previous next »
 

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

Did you know?

Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

Did you know?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

Did you know?

Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

California sea lions are common prey for mammal-eating killer whales on the west coast of North Amer California sea lions are common prey for mammal-eating killer whales on the west coast of North Amer
Visual Field Defects Visual Field Defects
Optical microscopes are commonly configured for bright-field (transmitted), phas Optical microscopes are commonly configured for bright-field (transmitted), phas
Weather Characteristics of North American Air Masses Weather Characteristics of North American Air Masses
Direct thumb pressure along the tibialis anterior. Start at proximal end, moving about 1 inch at a ... Direct thumb pressure along the tibialis anterior. Start at proximal end, moving about 1 inch at a ...
Map of North America Flipped Map of North America Flipped
Video: Acid-base imbalances - compensation of metabolic acidosis and alkalosis

For a complete list of videos, visit our video library