« previous next »

Author Question: In a common dc circuit, electrons typically move at the speed of A) a fraction of a centimeter ... (Read 79 times)

renzo156

  • Hero Member
  • *****
  • Posts: 526
on: Jul 29, 2018
In a common dc circuit, electrons typically move at the speed of
 
  A) a fraction of a centimeter per second.
  B) a few meters per second.
  C) sound.
  D) light.
  E) none of the above

Question 2

The source of electrons lighting an incandescent ac light bulb is
 
  A) the power company.
  B) the electric outlet.
  C) atoms in the light-bulb filament.
  D) the wire leading to the lamp.
  E) the source voltage.


cdmart10

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

Did you know?

Disorders that may affect pharmacodynamics include genetic mutations, malnutrition, thyrotoxicosis, myasthenia gravis, Parkinson's disease, and certain forms of insulin-resistant diabetes mellitus.

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?

The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

Did you know?

Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

Body plan of a common rotifer, Philodina genus Body plan of a common rotifer, Philodina genus
Common sites of colorectal cancer. Common sites of colorectal cancer.
A typical two-step ECT circuit showing that when the coolant temperature is low, the PCM applies a ... A typical two-step ECT circuit showing that when the coolant temperature is low, the PCM applies a ...
Common Serious Adverse Drug Reactions Common Serious Adverse Drug Reactions
Common Prefixes Common Prefixes
A pool player is attempting a fancy shot. He hits the cue ball giving it a speed of 5.57 m/s ... A pool player is attempting a fancy shot. He hits the cue ball giving it a speed of 5.57 m/s ...
Video: Generalized life cycles for plants and animals Animation

For a complete list of videos, visit our video library