DGVCL Exam Paper (11-12-2011) The circuit breaker generally used in railway traction is Bulk Oil CB Minimum Oil CB Air break CB Vacuum CB Bulk Oil CB Minimum Oil CB Air break CB Vacuum CB ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (11-12-2011) In a series RLC circuit at resonance Current is minimum and power factor is 0.5 Current is maximum and power factor is unity Current is minimum and power factor is unity Current is maximum and power factor is 0.5 Current is minimum and power factor is 0.5 Current is maximum and power factor is unity Current is minimum and power factor is unity Current is maximum and power factor is 0.5 ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (11-12-2011) A device connected to the computer which converts digital signals to analog and vice-versa is UPS Modem Keyboard CPU UPS Modem Keyboard CPU ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (11-12-2011) If a 5 A fuse is blown frequently in a house lighting circuit, it is required to Reduce the load Insert a fuse of higher voltage rating Insert a fuse of higher current rating Check the load Reduce the load Insert a fuse of higher voltage rating Insert a fuse of higher current rating Check the load ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (11-12-2011) The corona effect can be minimized by increasing Both spacing between the conductors and diameter of the conductor Spacing between the conductors The length of the conductor Diameter of the conductor Both spacing between the conductors and diameter of the conductor Spacing between the conductors The length of the conductor Diameter of the conductor ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Corona can be reduced by using large size of conductor, bundle conductor and hollow conductor.
DGVCL Exam Paper (11-12-2011) Reactance relay is used to protect against Both phase and earth faults Earth faults only Over voltage faults Phase faults only Both phase and earth faults Earth faults only Over voltage faults Phase faults only ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS