Author Question: The primary coil of an ideal transformer has 600 turns and its secondary coil has 150 turns. If the ... (Read 35 times)

a0266361136

  • Hero Member
  • *****
  • Posts: 538
The primary coil of an ideal transformer has 600 turns and its secondary coil has 150 turns. If the current in the primary coil is 2 A, what is the current in its secondary coil?
 
  A) 8 A B) 2 A C) 1/2 A D) 4 A E) 1/4 A

Question 2

The electric potential at a distance of 4 m from a certain point charge is 200 V relative to infinity. What is the potential (relative to infinity) at a distance of 2 m from the same charge?
 
  A) 200 V
  B) 50 V
  C) 400 V
  D) 100 V
  E) 600 V


joanwhite

  • Sr. Member
  • ****
  • Posts: 308
Answer to Question 1

A

Answer to Question 2

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

Did you know?

Individuals are never “cured” of addictions. Instead, they learn how to manage their disease to lead healthy, balanced lives.

Did you know?

Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

Did you know?

The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

For a complete list of videos, visit our video library