What is one kva equal to - Study guides, Class notes & Summaries

Accelerating Power - ANSWER-In a GENERATOR, the difference between the MECHANICAL INPUT POWER and the electrical output POWER (assuming no LOSSES). For a GENERATOR's TORQUE ANGLE to change, the GENERATOR must have accelerating POWER. Accumulated Inadvertent - ANSWER-The accumulation over time of INADVERTENT ENERGY. The accumulated inadvertent account of a BALANCING AUTHORITY represents the amount of excess ENERGY a BALANCING AUTHORITY has either supplied to the INTERCONNECTION or absorbed fr...

NEC Exam 1 With 100% Correct And Verified Answers 2024

Electrical PE Exam Completed with Correct Answers Electrical PE Exam Completed with Correct Answers 1. Inductor impedance equation Z = jwL 2. How can a transformer, motor, or generator be saturated? The voltage/frequency ratio is altered. For example, this happens when excessive voltage is applied to the primary side or the frequency is too low. 3. What are some sources of triplen harmonics? Electronics, CFL lamps, electronics dimmers, etc. 4. What are the effects of triplen harmonic...

Journeyman electrician exam prep 1. What table provides sizes for bonding jumpers for AC systems? - Answer: 250.102(C)(1). 2. According to the NEC, how long must a load operate continuously to be classified as such? - Answer: At least three hours. 3. For using adjustment factors in Table 310.15(B)(3)(A), how many current-carrying conductors must be present in a raceway? - Answer: Greater than three. 4. Where in the NEC codebook can you find EMT sizes for specific numbers and sizes of c...

Elevator Mechanic Exam 2018, questions with accurate answers, 100% proven pass rate. Document Content and Description Below Elevator Mechanic Exam 2018 A Latching relay: Used for call registration,direction selection or as selector relays Two types are: Set/Rest are electrical and Mechanical Latching relays Need to know latching relay symbol, Its a box with shaded triangle in lower right hand corner. - Which relay do you need to Order 710 Pg, 7 RPM = 60 ∙ ƒ ÷ P÷2 = Step 1. 60 x Frequency ...

Its a box with shaded triangle in lower right hand corner. Which relay do you need to Order 710 Pg, 7 RPM = 60 ∙ ƒ ÷ P÷2 = Step 1. 60 x Frequency (Hz.) = Step 2. Poles ÷ 2 = Take answer 1 and ÷ by answer 2 = Know the formula for RPM 435 Pg. 5 If you are referring to a megohm meter, it is a test of the insulation properties of such things as electric wiring, motor windings and high power antenna mounts. We use a "megger" or "meg out" electrical wiring and eq...

A Latching relay: Used for call registration,direction selection or as selector relays Two types are: Set/Rest are electrical and Mechanical Latching relays Need to know latching relay symbol, Its a box with shaded triangle in lower right hand corner. Which relay do you need to Order 710 Pg, 7 RPM = 60 ∙ ƒ ÷ P÷2 = Step 1. 60 x Frequency (Hz.) = Step 2. Poles ÷ 2 = Take answer 1 and ÷ by answer 2 = Know the formula for RPM 435 Pg. 5 If you are referring to a mego...