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

Author Question: Calculate the current through a 10.0-m long 22 gauge (having radius 0.321 mm) nichrome wire if it is ... (Read 44 times)

saliriagwu

  • Hero Member
  • *****
  • Posts: 537
on: Jul 29, 2018
Calculate the current through a 10.0-m long 22 gauge (having radius 0.321 mm) nichrome wire if it is connected to a 12.0-V battery. The resistivity of nichrome is 100  10-8   m.
 
  A) 17.5 A
  B) 30.9 A
  C) 61.8 A
  D) 388 mA
  E) 776 mA

Question 2

Two point charges of +1.0 C and -2.0 C are located 0.50 m apart.
 
  What is the minimum amount of work needed to move the charges apart to double the distance between them? (k = 1/40 = 8.99  109 N  m2/C2)
  A) -36 mJ
  B) +18 mJ
  C) 0 mJ
  D) +36 mJ
  E) -18 mJ


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

BUTTHOL369

  • Sr. Member
  • ****
  • Posts: 341
Reply #1 on: Jul 29, 2018
Answer to Question 1

D

Answer to Question 2

B


saliriagwu

  • Hero Member
  • *****
  • Posts: 537
Reply #2 on: Jul 29, 2018
Thanks


BUTTHOL369

  • Sr. Member
  • ****
  • Posts: 341
Reply #3 on: Jul 29, 2018
Welcome :)


« previous next »
 

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

Did you know?

In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

Did you know?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

Did you know?

Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.

Overview of material uptake and long-distance transport processes in plants Overview of material uptake and long-distance transport processes in plants
A young Lipizzan at the Spanish Riding School in training equipment, wearing saddle, bridle and long A young Lipizzan at the Spanish Riding School in training equipment, wearing saddle, bridle and long
This girl has a long leg cast, which was applied after surgery to correct her clubfoot. This girl has a long leg cast, which was applied after surgery to correct her clubfoot.
Role of PKM-zeta in Long-Lasting Long-Term Potentiation Role of PKM-zeta in Long-Lasting Long-Term Potentiation
As some groups do ethnic work, they produce a mythical long-lost heritage, as in this photo of ... As some groups do ethnic work, they produce a mythical long-lost heritage, as in this photo of ...
What is the current flowing through the resistor? What is the current flowing through the resistor?
Video: Mendel's Principles of Inheritance (Father of Genetics)

For a complete list of videos, visit our video library