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

Author Question: The circuit power factor of an RC circuit is 0.620. The rms value of the ac voltage applied to this ... (Read 73 times)

EY67

  • Hero Member
  • *****
  • Posts: 531
on: Jul 29, 2018
The circuit power factor of an RC circuit is 0.620. The rms value of the ac voltage applied to this signal is 120 V and the impedance is 200 . What is the average power of this circuit?
 
  A) 60.0 W B) 0.620 W C) 124 W D) 89.2 W E) 44.6 W

Question 2

If the current flowing through a circuit of constant resistance is doubled, the power dissipated by that circuit will
 
  A) quadruple in magnitude.
  B) double in magnitude.
  C) decrease to one-half of what it was.
  D) decrease to one-fourth of what it was.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Kimmy

  • Sr. Member
  • ****
  • Posts: 342
Reply #1 on: Jul 29, 2018
Answer to Question 1

E

Answer to Question 2

A


EY67

  • Hero Member
  • *****
  • Posts: 531
Reply #2 on: Jul 29, 2018
Both answers were spot on, thank you once again


Kimmy

  • Sr. Member
  • ****
  • Posts: 342
Reply #3 on: Jul 29, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.

Did you know?

Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

Did you know?

Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

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?

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.

The Power and Control Wheels of Abusive Relationships When one person in a relationship repeatedly ... The Power and Control Wheels of Abusive Relationships When one person in a relationship repeatedly ...
Headlights were turned off and the battery voltage quickly recovered to indicate 12.6 volts. Headlights were turned off and the battery voltage quickly recovered to indicate 12.6 volts.
There is an inherent power differential between massage therapists and their clients. There is an inherent power differential between massage therapists and their clients.
What is the minimal voltage required? What is the minimal voltage required?
F factor excision from Hfr integration F factor excision from Hfr integration
Translation Elongation Factor Homologs Translation Elongation Factor Homologs
Video: Replication of DNA and Chromosomes/ How do cells replicate their DNA? (Animation) no Audio

For a complete list of videos, visit our video library