Author Question: Transformers use ac to satisfy the required A) transfer of energy from coil to coil. B) voltage ... (Read 37 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?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

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.

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

Did you know?

Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

For a complete list of videos, visit our video library