GATE Question Bank » EEE » POWER SYSTEMS


 
A) R(n) 1/n
B) R(n) 1/n-1    
C) R(n) ½
D) Rn

 
A) 4.8 mH/phase/km
B) 1.2 mH/phase/km
C) (ln2) x 1.2 mH/phase /km
D) (ln4) x 1.2 mH/phase/km


 
A) Lightning over voltage
B) Switching surges
C) System voltages level
D) System load level

 
A) Increased line reactance
B) Reduced line capacitance
C) Reduced voltage gradient
D) Increased corona loss

 
A) 10mm
B) 20mm
C) 28.2 mm
D) 30mm


 
A) Lower Nearly same Higher
B) Higher Lower Nearly same
C) Higher Nearly same Lower
D) Lower Higher Higher

 
A) Depends on the size of the conductor
B) Is Independent of the size of conductor and constant
C) Depends on the current through the conductor
D) Depends on distance between conductors

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