Manufacturer's troubleshooting charts typically ask A) ask ...

[CQXA]

Manufacturer's troubleshooting charts typically ask
 
  A) ask yes/no questions to determine the cause
  B) that the reader have at least a master's degree in mechanical engineering
  C) open ended questions with no specific answer
  D) the technician to replace parts in an established hierarchy

Question 2

A manufactured air duct that meets all 15 UL 181 tests is classified as
 
  A) Flexible air plenum
  B) A flexible air duct
  C) A flexible air connector
  D) Either a flexible air duct or a flexible air connector

[abctaiwan]

Answer to Question 1

A

Answer to Question 2

B

[CQXA]

Thanks for the timely response, appreciate it

[softEldritch]

Great answer, keep it coming