DGVCL Exam Paper (11-12-2011) What type of insulator is used if the direction of the transmission line is to be changed? Suspebsion type Pin type Strain type Shakle type Suspebsion type Pin type Strain type Shakle type ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (11-12-2011) Transposition of transmission line is done to Reduce line loss Balance line voltage drop Reduce skin effect Reduce corona Reduce line loss Balance line voltage drop Reduce skin effect Reduce corona ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (11-12-2011) The form factor in AC means the ration of Peak value to average value R.M.S. value to peak value R.M.S. value to average value Peak value to r.m.s value Peak value to average value R.M.S. value to peak value R.M.S. value to average value Peak value to r.m.s value ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (11-12-2011) The mutual inductance between two unity coupled coils of 9 H and 4 H is 6 H 36 H 13 H 2.2 H 6 H 36 H 13 H 2.2 H ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (11-12-2011) Different computers are connected to a LAN by a cable and a Special wires Telephone line Interface card Modem Special wires Telephone line Interface card Modem ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (11-12-2011) The purpose of interpoles in DC machines is to nullify The cross-magnetizing effect of armature mmf The demagnetizing effect of armature mmf The reactance voltage Both the cross-magnetizing mmf and the reactance voltage The cross-magnetizing effect of armature mmf The demagnetizing effect of armature mmf The reactance voltage Both the cross-magnetizing mmf and the reactance voltage ANSWER EXPLANATION DOWNLOAD EXAMIANS APP interpoles is widely use to improve commutationplace between main poles fitted to yokefunctions:to neutralize armature mmf in commutating zoneto produce some flux in commutating zone
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