CWEA E/I Level 3 Test Practice | 50 Questions with 100% Correct Answers
CWEA E/I Level 3 Test Practice | 50 Questions with 100% Correct Answers If the potential difference across the coil is low, the coil will: A-draw too much current B-become too hot C-Produce too much magnetic force D-not heat up -Correct Answer: D-not heat up The NEC identifies environments that contain flammable vapors and gases as which class of hazardous location? A-Class I B-Class II C-Class III D-Class IV -Correct Answer: A-Class I Which of the following reduces high voltages and currents to save values for measurements? A-auto transformer B-megohmmeter C-instrument transformer D-variable transformer -Correct Answer: C-instrument transformer In a three wire control circuit, when a power failure occurs:
Written for
- Institution
- CWEA
- Course
- CWEA
Document information
- Uploaded on
- June 24, 2023
- Number of pages
- 15
- Written in
- 2022/2023
- Type
- Exam (elaborations)
- Contains
- Questions & answers
Subjects
-
if the potential difference across the coil is low
-
the nec identifies environments that contain flamm
-
push buttons are classified as standard duty or he
-
he push to test pilot light is used in applicat
Also available in package deal