Author Question: Commercial and industrial relays generally have the same contact configurations as switches. ... (Read 105 times)

CBme

  • Hero Member
  • *****
  • Posts: 548
Commercial and industrial relays generally have the same contact configurations as switches.
 
  Indicate whether the statement is true or false

Question 2

If a 60 Hz sine wave is input to a half-wave rectifier, its output frequency is ________.
 
  A) 60 Hz B) 120 Hz C) 0 Hz D) 30 Hz



vkodali

  • Sr. Member
  • ****
  • Posts: 357
Answer to Question 1

TRUE

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

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?

As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Did you know?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

For a complete list of videos, visit our video library