DGVCL Exam Paper (11-12-2011)
What happens to the contents of RAM (Random Access Memory) when the power of the computer is turned off?

Content remains intact
Content is lost
Content is transferred to other memory
Content gets corrupted

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

DGVCL Exam Paper (11-12-2011)
Buchholz relay causes

Alarm for both major and minor faults
Tripping for minor faults and alarm for major faults
Tripping for both major and minor faults
Tripping for major faults and alarm for minor faults

ANSWER DOWNLOAD EXAMIANS APP

DGVCL Exam Paper (11-12-2011)
The advantage of slipring induction motor over the squirrel cage induction motor is

It is suitable for higher speeds
It's power factor is higher
It has a higher efficiency
It can be started with the help of rotor resistances

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP
MORE MCQ ON DGVCL Exam Paper (11-12-2011)