This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: When electric strip heat is used with a heat pump, when is the electric strip heat energized? A) ... (Read 171 times)

Cooldude101

  • Hero Member
  • *****
  • Posts: 557
on: Jul 24, 2018
When electric strip heat is used with a heat pump, when is the electric strip heat energized?
 
  A) Both the heat pump and strips come on in the first stage.
  B) Both the heat pump and the strips come on in the second stage.
  C) The electric strip heat comes on in the first stage, and the heat pump in the second stage.
  D) The heat pump comes on in the first stage, and the strips in the second stage.

Question 2

A triac can be described as:
 
  A) Three silicon-controlled rectifiers (SCR) in series.
  B) Two silicon-controlled rectifiers (SCR) in parallel.
  C) Two silicon-controlled rectifiers (SCR) in series.
  D) Three silicon-controlled rectifiers (SCR) in parallel.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

vish98

  • Sr. Member
  • ****
  • Posts: 326
Reply #1 on: Jul 24, 2018
Answer to Question 1

D

Answer to Question 2

B


Cooldude101

  • Member
  • Posts: 557
Reply 2 on: Jul 24, 2018
Excellent

at

  • Member
  • Posts: 359
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

Did you know?

Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.

Did you know?

It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

Did you know?

Cyanide works by making the human body unable to use oxygen.

Did you know?

Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

Co-current flow in a concentric tube heat exchanger Co-current flow in a concentric tube heat exchanger
The bleed weep hole in the water pump allows coolant to leak out of the pump and not be forced ... The bleed weep hole in the water pump allows coolant to leak out of the pump and not be forced ...
A single overhead camshaft engine with a timing belt that also rotates the water pump. A single overhead camshaft engine with a timing belt that also rotates the water pump.
An exploded view of a gerotor electric fuel pump. An exploded view of a gerotor electric fuel pump.
Excess heat capacity chart Excess heat capacity chart
Instruct recipient on giving you feedback immediately if heat becomes too intense. Remind the person ... Instruct recipient on giving you feedback immediately if heat becomes too intense. Remind the person ...
Video: How Hemoglobin Picks Up and Delivers Oxygen

For a complete list of videos, visit our video library