Author Question: The relationship for the impedance matching ratio (RL/Rpri) in a transformer is: A) opposite to ... (Read 88 times)

nummyann

  • Hero Member
  • *****
  • Posts: 576
The relationship for the impedance matching ratio (RL/Rpri) in a transformer is:
 
  A) opposite to the turns ratio (Nsec/Npri). B) equal to the turns ratio (Nsec/Npri) squared.
  C) equal to the turns ratio (Nsec/Npri). D) opposite to the turns ratio (Nsec/Npri) squared.

Question 2

If a resistance of 2.2 M is connected across a 1 kV source, current equals about ________.
 
  A) 0.455 mA B) 0.455 A C) 2.2 mA D) 45.5 A



FergA

  • Sr. Member
  • ****
  • Posts: 352
Answer to Question 1

B

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

Did you know?

Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

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 calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

For a complete list of videos, visit our video library