NETA 3 Questions 2 with Complete
Solutions4
Power-factor or dissipation-factor tip-up tests on large dry-type transformers that exceed
______ percent should be investigated - ANSWERS-1
A switch or circuit breaker enclosure may be used as a raceway if the conductor fill does not
exceed % - ANSWERS-40
The Ferranti effect is experienced on a long overhead transmission line when it is - ANSWERS-
Lightly loaded
In fiber optic cables, a 50% reduction in signal strength is a loss of dBm - ANSWERS-3
Non time delay fuses for the protection of wound rotors shall have maximum rating of
% - ANSWERS-200
A minimum diameter of ____ inch is required for steel ground rods. - ANSWERS-5/8
When monitoring for confined space entries involving a descent into atmospheres that may be
stratified, the atmospheric envelope should be tested a distance of approximately ____ feet in
the direction of travel and to each side: - ANSWERS-4
arcing/severe overheating produces - ANSWERS-Acetylene
Symmetrical waveforms will contain __________harmonics - ANSWERS-Odd numbered
Solutions4
Power-factor or dissipation-factor tip-up tests on large dry-type transformers that exceed
______ percent should be investigated - ANSWERS-1
A switch or circuit breaker enclosure may be used as a raceway if the conductor fill does not
exceed % - ANSWERS-40
The Ferranti effect is experienced on a long overhead transmission line when it is - ANSWERS-
Lightly loaded
In fiber optic cables, a 50% reduction in signal strength is a loss of dBm - ANSWERS-3
Non time delay fuses for the protection of wound rotors shall have maximum rating of
% - ANSWERS-200
A minimum diameter of ____ inch is required for steel ground rods. - ANSWERS-5/8
When monitoring for confined space entries involving a descent into atmospheres that may be
stratified, the atmospheric envelope should be tested a distance of approximately ____ feet in
the direction of travel and to each side: - ANSWERS-4
arcing/severe overheating produces - ANSWERS-Acetylene
Symmetrical waveforms will contain __________harmonics - ANSWERS-Odd numbered
