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

Author Question: Like many multisplit units, variable refrigerant flow (VRF) systems use ________ compressors and ... (Read 56 times)

roselinechinyere27m

  • Hero Member
  • *****
  • Posts: 557
Like many multisplit units, variable refrigerant flow (VRF) systems use ________ compressors and electronic expansion valves to change the volume of refrigerant being circulated in the system.
 
  A) reciprocating B) scroll C) inverter driven D) screw

Question 2

The National Electric Code, NEC, is enforced:
 
  A) Anywhere the OSHA has jurisdiction because it is an OSHA regulation.
  B) All across the nation because it is a federal law.
  C) In the District of Columbia because it is a federal regulation.
  D) In states and municipalities that have adopted the NEC.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

juwms

  • Sr. Member
  • ****
  • Posts: 337
Answer to Question 1

C

Answer to Question 2

D




roselinechinyere27m

  • Member
  • Posts: 557
Reply 2 on: Jul 24, 2018
Wow, this really help


atrochim

  • Member
  • Posts: 331
Reply 3 on: Yesterday
Gracias!

 

Did you know?

The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

Did you know?

Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

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.

Did you know?

Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

Did you know?

In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

For a complete list of videos, visit our video library