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

Author Question: In a series LRC circuit, capacitive reactance and inductive reactance A) square and subtract ... (Read 135 times)

james9437

  • Hero Member
  • *****
  • Posts: 568
In a series LRC circuit, capacitive reactance and inductive reactance
 
  A)
 
  square and subtract from one another to yield impedance.
  B)
 
  combine with each other as legs of a right triangle.
  C)
 
  square and add together to yield impedance.
  D)
 
  add together increasing impedance.
  E)
 
  subtract from one another decreasing impedance.

Question 2

A spaceship is moving away from the earth with a constant speed of 0.80c. The spaceship fires a 28-kg missile with a speed of 0.50c relative to the spaceship.
 
  What is the speed of the missile measured by observers on the earth if the missile is fired
  (a) away from the earth?
  (b) toward the earth?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

polinasid

  • Sr. Member
  • ****
  • Posts: 344
Answer to Question 1

E

Answer to Question 2

(a) 0.93c (b) 0.50c





 

Did you know?

Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

Did you know?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

Did you know?

Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.

For a complete list of videos, visit our video library