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 0.16 0.46 0.35 0.26 0.16 0.46 0.35 ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following is the disadvantage of electric traction over other systems of traction? Interference with communication lines Short time power failure interrupts traffic for hours High capital outlay in fixed installations beside route limitation Corrosion problems in the underground pipe work Interference with communication lines Short time power failure interrupts traffic for hours High capital outlay in fixed installations beside route limitation Corrosion problems in the underground pipe work ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The speed of a locomotive is controlled by Flywheel Regulating steam flow to engine Applying brakes Gear box Flywheel Regulating steam flow to engine Applying brakes Gear box ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Coefficient of adhesion reduces due to the presence of which of the following? Sand on rails Dew on rails Both Dew on rails and Oil on the rails Oil on the rails Sand on rails Dew on rails Both Dew on rails and Oil on the rails Oil on the rails ANSWER DOWNLOAD EXAMIANS APP
Electric Traction In tram ways which of the following motors is used? D.C. series motor D.C. shunt motor AC. single phase capacitor start motor A.C. three phase motor D.C. series motor D.C. shunt motor AC. single phase capacitor start motor A.C. three phase motor ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The horsepower of steam locomotives is Up to 1500 2500 to 3000 500 to 1000 1500 to 2000 Up to 1500 2500 to 3000 500 to 1000 1500 to 2000 ANSWER DOWNLOAD EXAMIANS APP
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