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

Author Question: A metallic conductor has a resistivity of 18 10-6 Wm. What is the resistance of a piece that is 15 ... (Read 46 times)

K@

  • Hero Member
  • *****
  • Posts: 608
on: Jul 28, 2018
A metallic conductor has a resistivity of 18  10-6 Wm. What is the resistance of a piece that is 15 m long and has a uniform cross sectional area of 6.0  10-6 m2?
 a. 0.056 W
  c. 90 W
  b. 45 W
  d. 160 W

Question 2

A cylinder with its mass concentrated toward the center has a moment of inertia of 0.2MR2 . If this cylinder is rolling without slipping along a level surface with a linear speed v, what is the ratio of its rotational kinetic energy to its linear kinetic energy?
 a. 1/l0
  c. 1/2
  b. 1/5
  d. 1/1


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jennafosdick

  • Sr. Member
  • ****
  • Posts: 345
Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

B


K@

  • Member
  • Posts: 608
Reply 2 on: Jul 28, 2018
YES! Correct, THANKS for helping me on my review

adammoses97

  • Member
  • Posts: 337
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Did you know?

About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

Did you know?

Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

An example of horizontal gene transfer: antibiotic resistance An example of horizontal gene transfer: antibiotic resistance
An R plasmid with resistance genes carried in a transposon An R plasmid with resistance genes carried in a transposon
Acquired resistance Acquired resistance
Testing the strength of the trapezius muscle against resistance Testing the strength of the trapezius muscle against resistance
Conductor Physics Conductor Physics
A piece of glass has a thin film of gasoline floating on it. A beam of light is shining ... A piece of glass has a thin film of gasoline floating on it. A beam of light is shining ...
Video: HIV replication/ Replication cycle of HIV

For a complete list of videos, visit our video library