Author Question: Transformers use ac to satisfy the required A) transfer of energy from coil to coil. B) voltage ... (Read 23 times)

nevelica

  • Hero Member
  • *****
  • Posts: 563
Transformers use ac to satisfy the required
 
  A) transfer of energy from coil to coil.
  B) voltage for transformation.
  C) change in magnetic field for operation.
  D) change in input current.
  E) magnetic field intensities.

Question 2

A transformer transforms voltage while
 
  A) producing energy.
  B) producing power.
  C) transferring energy from one coil to another.
  D) transferring current from one coil to another.



fatboyy09

  • Sr. Member
  • ****
  • Posts: 358
Answer to Question 1

Answer: C

Answer to Question 2

Answer: C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

Did you know?

More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

Did you know?

Disorders that may affect pharmacodynamics include genetic mutations, malnutrition, thyrotoxicosis, myasthenia gravis, Parkinson's disease, and certain forms of insulin-resistant diabetes mellitus.

For a complete list of videos, visit our video library