Electric Traction Which of the following methods is used to control speed of 25 kV, 50 Hz single phase traction? Series parallel operation of motors All of the listed here Reduced current method Tap changing control of transformer Series parallel operation of motors All of the listed here Reduced current method Tap changing control of transformer ANSWER DOWNLOAD EXAMIANS APP
Electric Traction An ideal traction system should have High starting tractive effort All of the listed here Easy speed control Equipment capable of withstanding large temporary loads High starting tractive effort All of the listed here Easy speed control Equipment capable of withstanding large temporary loads ANSWER DOWNLOAD EXAMIANS APP
Electric Traction In tram ways which of the following motors is used? A.C. three phase motor AC. single phase capacitor start motor D.C. series motor D.C. shunt motor A.C. three phase motor AC. single phase capacitor start motor D.C. series motor D.C. shunt motor ANSWER DOWNLOAD EXAMIANS APP
Electric Traction In main line service as compared to urban and suburban service Maximum speed reached is high Acceleration and retardation rates are low Distance between the stops is more All of the listed here Maximum speed reached is high Acceleration and retardation rates are low Distance between the stops is more All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electric Traction _________ locomotive has the highest operational availability. Steam All of the listed here Electric Diesel Steam All of the listed here Electric Diesel ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Locomotive having mono-motor bogies Has better coefficient of adhesion Are suited both for passenger as well as freight service Has better riding qualities due to the reduction of lateral forces All of the listed here Has better coefficient of adhesion Are suited both for passenger as well as freight service Has better riding qualities due to the reduction of lateral forces All of the listed here ANSWER DOWNLOAD EXAMIANS APP
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