NCCER Electrical Exam Tested Questions And Verified Correct Answers
NCCER Electrical Exam Tested Questions And Verified Correct Answers What is shown on a sectional drawing? - ANSWER : cutaway view of a building The NEC recommends maintaining voltage within a 3% drop. If a branch circuit operates at 240 volts AC. What is the minimum circuit operating volt? - ANSWER : 232 What is the name of the connecting device shown in the diagram? - ANSWER : split - bolt The volt amperes in an AC circuit is the same as - ANSWER : apparent power What should be done to change rotation of a 3 phase motor? - ANSWER : Swap any two T leads 5. If a voltage source of a circuit provides 240 volts and there are 5 ohms of resistance, how much current is in the circuit? - ANSWER : 48amps 4.What is the voltage drop for a #8 (16.510 cmil) copper wire at 120v. 215 feet one way and a load of 39amps? - ANSWER : 10.5 What instrument is used to measure current - ANSWER : Ammeter
Document information
- Uploaded on
- May 8, 2024
- Number of pages
- 20
- Written in
- 2023/2024
- Type
- Exam (elaborations)
- Contains
- Questions & answers