What type of detector should be used if a technician is looking ...

[savannahhooper]

What type of detector should be used if a technician is looking for a refrigerant leak in a closed space?
 
  A) Fluorescent dye leak detector B) Ultrasonic-type leak detector
  C) Electronic sight glass D) Electronic leak detector

Question 2

A common application for centrifugal compressors is:
 
  A) Small appliances. B) Low-temperature, commercial refrigeration.
  C) Commercial water chilling systems. D) Residential split systems.

[dellikani2015]

Answer to Question 1

D

Answer to Question 2

C

[savannahhooper]

Gracias!

[chereeb]

Thanks for the timely response, appreciate it