Electric Traction In tram ways which of the following motors is used? AC. single phase capacitor start motor A.C. three phase motor D.C. shunt motor D.C. series motor AC. single phase capacitor start motor A.C. three phase motor D.C. shunt motor D.C. series motor ANSWER DOWNLOAD EXAMIANS APP
Electric Traction _________ frequency is not common in low frequency traction system 16 Hz 25 Hz None of the listed here 40 Hz 16 Hz 25 Hz None of the listed here 40 Hz 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 case of ___________ free running and coasting periods are generally long. Urban service Suburban service All of the listed here Mainline service Urban service Suburban service All of the listed here Mainline service ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Automatic signalling is used for which of the following trains ? Suburban and Urban electric trains Mail and express trains Superfast trains All of the listed here Suburban and Urban electric trains Mail and express trains Superfast trains All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following is the disadvantage of electric traction over other systems of traction? High capital outlay in fixed installations beside route limitation Interference with communication lines Short time power failure interrupts traffic for hours Corrosion problems in the underground pipe work High capital outlay in fixed installations beside route limitation Interference with communication lines Short time power failure interrupts traffic for hours Corrosion problems in the underground pipe work ANSWER DOWNLOAD EXAMIANS APP
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