An advantage of using fiberglass duct instead of sheet metal is that _____
a. fiberglass is heavier than sheet metal
b. fiberglass can be used with only a thin layer of additional insulation
c. fiberglass lowers the air leakage rate
d. all fiberglass duct is flexible
c
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You are checking your brakes and suspension system for a pre-trip inspection. Which of these statements is true?
a) Just one missing leaf in a leaf spring is not dangerous b) Spring hangers that are cracked but still tight are not dangerous c) Brake shoes should not have oil, grease or brake fluid on them
When gates are used, their inputs must be connected to a definite high or low.
Answer the following statement true (T) or false (F)
The process of determining the way in which the string of digital data fits together, how the communication is started and ended, whose turn it is to send or receive data, and how messages are confirmed is controlled by a(n) ____.
a. protocol b. application layer c. PLC d. control device
Although op amps are used in hundreds of applications, there are six basic op amp configurations. What are they?
What will be an ideal response?