DGVCL Exam Paper (11-12-2011)
A Mho relay is a

Voltage restrained directional relay
Voltage controlled over current relay
Directional restrained over current relay
Directional restrained over voltage relay

ANSWER DOWNLOAD EXAMIANS APP

DGVCL Exam Paper (11-12-2011)
The purpose of interpoles in DC machines is to nullify

Both the cross-magnetizing mmf and the reactance voltage
The demagnetizing effect of armature mmf
The cross-magnetizing effect of armature mmf
The reactance voltage

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP