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 16 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?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

Did you know?

Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.

Current Positions of Known Dwarf Planets and SSSBs in the Outer Solar System Current Positions of Known Dwarf Planets and SSSBs in the Outer Solar System
Apply long effleurage stroke to entire arm, from hand to shoulder. Brush off from shoulder to hand. ... Apply long effleurage stroke to entire arm, from hand to shoulder. Brush off from shoulder to hand. ...
Human activity has released carbon from sequestration in long-term reservoirs Human activity has released carbon from sequestration in long-term reservoirs
Societal pressure to be thin can cause people to feel fat Societal pressure to be thin can cause people to feel fat
An 82-kg painter stands on a long horizontal board 1.55 m from one end. This 27-kg board is ... An 82-kg painter stands on a long horizontal board 1.55 m from one end. This 27-kg board is ...
Mass spectrometry for identifying an unknown protein isolated from a 2D gel Mass spectrometry for identifying an unknown protein isolated from a 2D gel
Video: Kidney Stones

For a complete list of videos, visit our video library