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

Author Question: A thin copper rod 1.00 m long has a mass of 50.0 g. What is the minimum current in the rod that ... (Read 23 times)

asan beg

  • Hero Member
  • *****
  • Posts: 570
on: Jul 28, 2018
A thin copper rod 1.00 m long has a mass of 50.0 g. What is the minimum current in the rod that would allow it to levitate above the ground in a magnetic field of magnitude 0.100 T?
  1.1.20 A
  2.2.40 A
  3.4.90 A
  4.9.80 A
  5.none of those answers

Question 2

It is July and you are in your hometown. As you travel northward toward the north pole, how does the number of daylight hours vary? How does the number of daylight hours vary as you travel southward toward the south pole?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

scrocafella

  • Sr. Member
  • ****
  • Posts: 346
Reply #1 on: Jul 28, 2018
Answer to Question 1

3

Answer to Question 2

The number of daylight hours increases as you travel northward. As you travel
southward the number of daylight hours decreases.


asan beg

  • Hero Member
  • *****
  • Posts: 570
Reply #2 on: Jul 28, 2018
TY


scrocafella

  • Sr. Member
  • ****
  • Posts: 346
Reply #3 on: Jul 28, 2018
You're welcome


« previous next »
 

Did you know?

The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be.

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

Did you know?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

Did you know?

People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.

Did you know?

There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

fMRI Machine It is not until after toddlerhood that most children can lie still long enough to have fMRI Machine It is not until after toddlerhood that most children can lie still long enough to have
Seven black members of Congress in 1871 are from left to right: Senator Hiram Revels (R-MS) and Repr Seven black members of Congress in 1871 are from left to right: Senator Hiram Revels (R-MS) and Repr
Advection of an air mass with a different ELR (environmental lapse rate). Advection of an air mass with a different ELR (environmental lapse rate).
Place a towel or sheet over knee area. Use a thin barrier to protect skin from cold source. Place a towel or sheet over knee area. Use a thin barrier to protect skin from cold source.
Brush off front to finish. Long brushing strokes from head to feet to finish. Brush off front to finish. Long brushing strokes from head to feet to finish.
How much heat energy in Joules is required to heat 16.0 g of copper from 23.0 °C How much heat energy in Joules is required to heat 16.0 g of copper from 23.0 °C
Video: Bone processes - resorption and deposition, remodeling and response to stress in adult bones

For a complete list of videos, visit our video library