Author Question: When the emergency heat feature of a heat pump is activated, the usual effect on the heat pump is ... (Read 193 times)

KWilfred

  • Hero Member
  • *****
  • Posts: 570
When the emergency heat feature of a heat pump is activated, the usual effect on the heat pump is _____.
 
  a. only the supplemental heaters and the blower operate
  b. electric heaters operate if the compression heat is inadequate
  c. the compressor and electric heaters operate together
  d. the gas or oil furnace is disabled

Question 2

To ensure the welding current will not pass through seals, bearings, or other contacting surfaces that could
  be damaged from arcing, make sure to correctly position the _____.
 
  a. electrode
  b. air hose
  c. workpiece clamp
  d. arc torch



Zack0mack0101@yahoo.com

  • Sr. Member
  • ****
  • Posts: 341
Answer to Question 1

a

Answer to Question 2

c



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

In 1844, Charles Goodyear obtained the first patent for a rubber condom.

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

For a complete list of videos, visit our video library