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 59 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?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Did you know?

The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").

Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

Did you know?

It is important to read food labels and choose foods with low cholesterol and saturated trans fat. You should limit saturated fat to no higher than 6% of daily calories.

Did you know?

The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

Homeschooling has come a long way. These children are performing in a musical at the annual ... Homeschooling has come a long way. These children are performing in a musical at the annual ...
Air Mass Thunderstorms Air Mass Thunderstorms
Change in Bone Mass over Time In your early years, more bone mass is added than lost in your body Change in Bone Mass over Time In your early years, more bone mass is added than lost in your body
What is the current flowing through the resistor? What is the current flowing through the resistor?
How wide must a narrow slit be if the first diffraction minimum occurs at 12 with laser light ... How wide must a narrow slit be if the first diffraction minimum occurs at 12 with laser light ...
Mass Extinctions Mass Extinctions
Video: Introduction to Genetics

For a complete list of videos, visit our video library