This topic contains a solution. Click here to go to the answer

Author Question: The variable-frequency drive has the ability to change the frequency of voltage sent to a motor to ... (Read 578 times)

penguins

  • Hero Member
  • *****
  • Posts: 903
The variable-frequency drive has the ability to change the frequency of voltage sent to a motor to control the motor's speed.
 
  Indicate whether the statement is true or false

Question 2

The solid-state relay ________.
 
  A) uses an LED to receive a signal and a transistor to switch current
  B) uses a transistor to receive a signal and an IC to switch current
  C) uses a capacitor to receive a signal and an IC to switch current



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

eliasc0401

  • Sr. Member
  • ****
  • Posts: 338
Answer to Question 1

TRUE

Answer to Question 2

A



penguins

  • Hero Member
  • *****
  • Posts: 903
Both answers were spot on, thank you once again




 

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

Did you know?

Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

For a complete list of videos, visit our video library