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 96 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?

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?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

Did you know?

Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.

Did you know?

Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

For a complete list of videos, visit our video library