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

Author Question: Two long parallel wires 15 cm apart carry currents of 5.0 A and 8.0 A in the same direction. Is ... (Read 147 times)

Tirant22

  • Hero Member
  • *****
  • Posts: 532
on: Jul 28, 2018
Two long parallel wires 15 cm apart carry currents of 5.0 A and 8.0 A in the same direction. Is there any point between the two wires where the magnetic field is zero?
 a. yes, midway between the wires
  c. no
  b. yes, 9.2 cm from the 5 A wire
  d. yes, 5.8 cm from the 5 A wire

Question 2

A pendulum on the Earth has a period T. The acceleration due to gravity on Mars is less than that on the Earth, and the acceleration due to gravity on the Moon is even less. Where would the period of an identical pendulum be the least?
 a. on the Earth
  b. on the Moon
  c. on Mars
  d. The period of a pendulum would be the same on the Earth, Moon, and Mars since the period depends on the pendulum's length which is the same for identical pendula.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

DHRUVSHAH

  • Sr. Member
  • ****
  • Posts: 317
Reply #1 on: Jul 28, 2018
Answer to Question 1

D

Answer to Question 2

A


Tirant22

  • Member
  • Posts: 532
Reply 2 on: Jul 28, 2018
Thanks for the timely response, appreciate it

aruss1303

  • Member
  • Posts: 314
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

Did you know?

About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Did you know?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Did you know?

Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

Associative Long-Term Potentiation Associative Long-Term Potentiation
A long, narrow cobbled street in Old San Juan. A long, narrow cobbled street in Old San Juan.
Endochondral ossification of long bone. Endochondral ossification of long bone.
The air flowing into the engine can be directed through long or short runners for best performance ... The air flowing into the engine can be directed through long or short runners for best performance ...
Stretch arm overhead. Stand to the side facing the same direction as the recipient. Hold onto the ... Stretch arm overhead. Stand to the side facing the same direction as the recipient. Hold onto the ...
Find the magnitude and the direction of the resultant vector of the vectors below. Find the magnitude and the direction of the resultant vector of the vectors below.
Video: Bipolar Disorder

For a complete list of videos, visit our video library