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

Author Question: A vertical wire carries a current vertically downward. To the east of this wire, the magnetic field ... (Read 136 times)

cookcarl

  • Hero Member
  • *****
  • Posts: 539
A vertical wire carries a current vertically downward. To the east of this wire, the magnetic field points
 
  A) north.
  B) east.
  C) south.
  D) down.

Question 2

A rectangular coil having N turns and measuring 15 cm by 25 cm is rotating in a uniform 1.6-T magnetic field with a frequency of 75 Hz. The rotation axis is perpendicular to the direction of the field.
 
  If the coil develops a sinusoidal emf of maximum value 56.9 V, what is the value of N?
  A) 2 B) 4 C) 8 D) 10 E) 6



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Viet Thy

  • Sr. Member
  • ****
  • Posts: 329
Answer to Question 1

C

Answer to Question 2

A



cookcarl

  • Hero Member
  • *****
  • Posts: 539
Both answers were spot on, thank you once again




 

Did you know?

Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.

Did you know?

The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.

Did you know?

Excessive alcohol use costs the country approximately $235 billion every year.

Did you know?

Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.

Did you know?

When taking monoamine oxidase inhibitors, people should avoid a variety of foods, which include alcoholic beverages, bean curd, broad (fava) bean pods, cheese, fish, ginseng, protein extracts, meat, sauerkraut, shrimp paste, soups, and yeast.

For a complete list of videos, visit our video library