Author Question: The primary coil of an ideal transformer has 600 turns and its secondary coil has 150 turns. If the ... (Read 99 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?

Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.

Did you know?

Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

Did you know?

On average, the stomach produces 2 L of hydrochloric acid per day.

For a complete list of videos, visit our video library