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

Author Question: The size of the electric current in a electrical conductor is a function of which of the following? ... (Read 74 times)

frankwu

  • Hero Member
  • *****
  • Posts: 549
The size of the electric current in a electrical conductor is a function of which of the following?
 a. conductor cross sectional area
  c. density of charge carriers
  b. velocity of charge carriers
  d. All of these choices are valid.

Question 2

A bucket in an old well is hoisted upward by a rope which winds up on a cylinder having a radius of 0.050 m. How many rev/s must the cylinder turn if the bucket is raised at a speed of 0.20 m/s?
 a. 3.0 rev/s
  c. 0.48 rev/s
  b. 1.5 rev/s
  d. 0.64 rev/s



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

juliaf

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

D

Answer to Question 2

D





 

Did you know?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

Did you know?

About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

Did you know?

Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

Did you know?

According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

For a complete list of videos, visit our video library