List four standard analog signals that are commonly used by input and output analog modules.

What will be an ideal response?


4-20mA
1-5VDC
0-10VDC
-10-+10VDC

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Topsoil should be stripped from the area to be excavated and stockpiled in a safe place to be used later where landscaping and lawns will be planted.

Answer the following statement true (T) or false (F)

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Two technicians are discussing master cylinders. Technician A says that it is normal to see fluid movement in the reservoir when the brake pedal is depressed. Technician B says a defective master cylinder can cause the brake pedal to slowly sink to the floor when depressed. Which technician is correct?

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The flow of electric charge that occurs in one direction that is typically produced by batteries is known as

a. ac current. b. dc current. c. ac/dc current. d. unidirectional current.

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