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

Author Question: A circular loop of wire is rotated at constant angular speed about an axis whose direction can be ... (Read 57 times)

JGIBBSON

  • Hero Member
  • *****
  • Posts: 538
A circular loop of wire is rotated at constant angular speed about an axis whose direction can be varied.
 
  In a region where a uniform magnetic field points straight down, what must be the orientation of the loop's axis of rotation if the induced emf is to be a maximum? A) It must be vertical.
  B) Any horizontal orientation will do.
  C) It must make an angle of 45 to the vertical.
  D) It must make an angle of 45 to the direction North.
  E) It must make an angle of 90 to the direction North.

Question 2

In the geology, the term Precambrian refers to
 
  A) the eon immediately preceding the Phanerozoic eon
  B) all eons preceding the Phanerozoic eon
  C) the eon immediately preceding the Proterozoic eon
  D) all eons preceding the Proterozoic eon



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

vickybb89

  • Sr. Member
  • ****
  • Posts: 347
Answer to Question 1

B

Answer to Question 2

B




JGIBBSON

  • Member
  • Posts: 538
Reply 2 on: Jul 27, 2018
:D TYSM


marict

  • Member
  • Posts: 304
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Did you know?

The average human gut is home to perhaps 500 to 1,000 different species of bacteria.

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

Did you know?

HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

For a complete list of videos, visit our video library