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

Author Question: An ac signal is applied across a 40-mH inductor and a 100- resistor. If the power factor of this ... (Read 49 times)

Marty

  • Hero Member
  • *****
  • Posts: 553
An ac signal is applied across a 40-mH inductor and a 100- resistor. If the power factor of this circuit is 0.40, what is the frequency of the ac signal?
 
  A) 160 Hz B) 910 Hz C) 410 Hz D) 600 Hz E) 200 Hz

Question 2

A rotating diatomic molecule has rotational quantum number l. The energy DIFFERENCE between adjacent energy levels
 
  A) is independent of l. B) decreases as l increases.
  C) is the same for all changes in l. D) increases as l increases.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

courtney_bruh

  • Sr. Member
  • ****
  • Posts: 308
Answer to Question 1

B

Answer to Question 2

D





 

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

Did you know?

The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

There are 60,000 miles of blood vessels in every adult human.

For a complete list of videos, visit our video library