Power Systems
Reactance relays are used for the protection of

 long transmission lines only
All of these
 short transmission lines only
 medium transmission lines only

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
Which of the following statement is/are true?Zn

 nether 1 nor 2
 The neutral grounding impedance Zn appears as Zn in zero sequence equivalent circuit
 The neutral grounding impedance Zn appears as 3Zn in zero sequence equivalent circuit
 both 1 and 2

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
Half life is defined as

  the time required for one half of isotope to decay.
 the time required for full of atoms in a specimen disintegrate.
 the time required to spiliting of a heavy nucleus.
 none of above.

ANSWER DOWNLOAD EXAMIANS APP