TUNE YOUR LOOP: Questions to keep you sharp.

Tune Your Loop is a series of posts consisting of questions from ISA Training Courses.

1. For a ground to be an effective ground it must have a low resistive path to earth
(or the conductive surface used as earth).

[ordered_list style=”lower-alpha”]
  1. TRUE
  2. FALSE[/ordered_list]

2. What National Electrical Code (NEC) Article governs grounding?

[ordered_list style=”lower-alpha”]
  1. 240
  2. 250
  3. 430
  4. 501[/ordered_list]

3. Potential is measured in volts.

[ordered_list style=”lower-alpha”]
  1. TRUE
  2. FALSE[/ordered_list]

4. Lightning is a form of ESD.

[ordered_list style=”lower-alpha”]
  1. TRUE
  2. FALSE[/ordered_list]

5. DC Control voltage (24 V or less) must be grounded.

[ordered_list style=”lower-alpha”]
  1. TRUE
  2. FALSE[/ordered_list]

 

What are your answers before you read ahead?

1. a

2. b

3. a

4. a

5. b

 

From the ISA Course Electrical Noise Effects on Instrumentation Control Equipment (TI21) pre-instructional survey.

 

Pin It on Pinterest

Shares