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

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 238 times)

Mr. Wonderful

  • Hero Member
  • *****
  • Posts: 866
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
Answer to Question 1

B

Answer to Question 2

D




Mr. Wonderful

  • Member
  • Posts: 866
Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)


mohan

  • Member
  • Posts: 362
Reply 3 on: Yesterday
Excellent

 

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

Drug-induced pharmacodynamic effects manifested in older adults include drug-induced renal toxicity, which can be a major factor when these adults are experiencing other kidney problems.

Did you know?

Vaccines prevent between 2.5 and 4 million deaths every year.

Did you know?

Green tea is able to stop the scent of garlic or onion from causing bad breath.

For a complete list of videos, visit our video library