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

Author Question: Which object below has the lowest resistance? All three have length L and are made out of the same ... (Read 24 times)

abarnes

  • Hero Member
  • *****
  • Posts: 556
Which object below has the lowest resistance? All three have length L and are made out of the same material.
 
  1.1
  2.2
  3.3
  4.Both 1 and 3 have the same, and theirs is less than the resistance of 2.

Question 2

An ohmic conductor is carrying a current. The cross-sectional area of the wire changes from one end of the wire to the other. Which of the following quantities vary along the wire?
 
   
   
 
   A. The resistivity
   B. The current
   C. The current density
   D. The electric field


  1.A only
  2.B only
  3.C only
  4.D only
  5.A and B only
  6.C and D only
  7.A, B, C, and D
  8.None of the above



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Benayers

  • Sr. Member
  • ****
  • Posts: 328
Answer to Question 1

2

Answer to Question 2

6





 

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

Did you know?

The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

Did you know?

Asthma cases in Americans are about 75% higher today than they were in 1980.

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

For a complete list of videos, visit our video library