Electric Traction The voltage used for suburban trains in D.C. system is usually 24 V 220 V 600 to 750 V 12 V 24 V 220 V 600 to 750 V 12 V ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Series motor is not suited for traction duty due to which of the following account? Current surges after temporary switching off supply Self relieving property Less current drain on the heavy load torque Commutating property at heavy load Current surges after temporary switching off supply Self relieving property Less current drain on the heavy load torque Commutating property at heavy load ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The friction at the track is proportional to 1/(speed)² None of the listed here 1/speed Speed 1/(speed)² None of the listed here 1/speed Speed ANSWER DOWNLOAD EXAMIANS APP
Electric Traction If the coefficient of adhesion on dry rails is 0.26, which of the following could be the value for wet rails? 0.26 0.35 0.16 0.46 0.26 0.35 0.16 0.46 ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Overhead lines for power supply to tram cars are at a minimum height of 15 m 6 m 10 m 3 m 15 m 6 m 10 m 3 m ANSWER DOWNLOAD EXAMIANS APP
Electric Traction For 25 kV single phase system power supply frequency is 25 Hz 60 Hz 50 Hz 100 Hz 25 Hz 60 Hz 50 Hz 100 Hz ANSWER DOWNLOAD EXAMIANS APP
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