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Practice Test NERC Questions With Answers

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Practice Test NERC Questions With Answers

Institution
NERC RC
Course
NERC RC

Content preview

Practice /




Test
/ /




NERC Questions With Answers
/ // // // //




A /



transmission
/ /



line
/ /



is
/ /



operating
/ /



with
/ //



a /



voltage
/ /



phase
/ /



angle different of 30 degrees between the sending Vs and
/ // // // // // // // // //



the
// /



receiving
/ /



bus
/ /



Vr.
/ /



If
/ /



the
/ /



receiving
/ /



end
/ /



load
/ /



is
/ /



suddenly
/ /



increased,
/ /



the
/ /

,/ voltage /



/ phase /



/ angle /



/ difference /



/ will /



/ be? - // /



/ CORRECT /



/ ANSWERS(S)✔✔The /



/ phase /



/ angle /



/ will /



/ increase. /



/ When load is increased phase angle will increase.
// // // // // // //




A /



load
/ /



has
/ //



a /



power
/ /



factor
/ /



of
/ /



0.9
/ /



lagging.
/ /



If
/ /



the
/ /



load
/ /



draws
/ /



100
/ /



MVA,
/ /

,/ what /



/ is /



/ the /



/ MW draw? - CORRECT ANSWERS(S)✔✔90 pf= mw/mva
// // // // // //




The high side of a delta- // // // // //



wye /



connection
/ /



transformer
/ /



is connected to a power system with 199 kV L-
/ // // // // // // // // //



G /



high
/ /



side
/ /



voltage.
/ /



What
/ /



is
/ /



the
/ /



voltage
/ /



across
/ /



the
/ /



delta
/ /



winding
/ /



of the transformer? - CORRECT ANSWERS(S)✔✔Vl-
/ // // // // //



l= square root of 3 times Vl-g 1.73x191= 345kV
// // // // // // // //




If //



a /



transmission
/ /

, line
/ /



is
/ /



carrying
/ /



400
/ /



MW
/ /



and
/ /



300 MVAR what is the MVA? - CORRECT ANSWERS(S)✔✔3-
/ // // // // // // // //



4-5 triangle 500 MVA
// // //




The /



prime
/ /



mover
/ /



is
/ /



the
/ /



component
/ /



of
/ /



the
/ /



generator
/ /



that
/ /



creates
/ /



the
/ /



rotational
/ /



force.
/ /



In
/ //



a /



typical
/ /



coal
/ /



fired
/ /



steam
/ /

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Institution
NERC RC
Course
NERC RC

Document information

Uploaded on
February 4, 2026
Number of pages
167
Written in
2025/2026
Type
Exam (elaborations)
Contains
Questions & answers

Subjects

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