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

Author Question: Two long parallel wires are separated by 4.0 cm. One of the wires carries a current of 20 A and the ... (Read 239 times)

Mr. Wonderful

  • Hero Member
  • *****
  • Posts: 866
on: Jul 28, 2018
Two long parallel wires are separated by 4.0 cm. One of the wires carries a current of 20 A and the other carries a 30-A current. Determine the magnitude of the magnetic force on a 2.0-m length of the wire carrying the greater current.
 a. 7.0 mN
  b. 6.0 mN
  c. 8.0 mN
  d. 9.0 mN
  e. 4.0 mN

Question 2

Three long, straight, parallel wires all lie in the yz plane and each carries a current of 20 A in the positive z direction. The two outer wires are each 4.0 cm from the center wire. What is the magnitude of the magnetic force on a 50-cm length of either of the outer wires?
 a. 1.0 mN
  b. 0.50 mN
  c. 1.1 mN
  d. 1.5 mN
  e. 2.0 mN


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

kkenney

  • Sr. Member
  • ****
  • Posts: 352
Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

D


Mr. Wonderful

  • Member
  • Posts: 866
Reply 2 on: Jul 28, 2018
Wow, this really help

adf223

  • Member
  • Posts: 304
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

No drugs are available to relieve parathyroid disease. Parathyroid disease is caused by a parathyroid tumor, and it needs to be removed by surgery.

Did you know?

Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

Did you know?

The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.

Did you know?

The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.

Did you know?

The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

The roles of transpiration, cohesion, adhesion, and tension in long-distance water transport. The roles of transpiration, cohesion, adhesion, and tension in long-distance water transport.
Long-Range Forecasts Long-Range Forecasts
A 23 kg mass is connected to a nail on a frictionless table by a massless string 1.3 m long. ... A 23 kg mass is connected to a nail on a frictionless table by a massless string 1.3 m long. ...
A very thin uniform rod, 2.40 m long and of weight 135 N, has a frictionless hinge at its lower ... A very thin uniform rod, 2.40 m long and of weight 135 N, has a frictionless hinge at its lower ...
Summer squash exhibiting various fruit-shape phenotypes, including disc, long, and sphere Summer squash exhibiting various fruit-shape phenotypes, including disc, long, and sphere
The Internal Anatomy of a Long Bone The Internal Anatomy of a Long Bone
Video: Generalized life cycles for plants and animals Animation

For a complete list of videos, visit our video library