Electric Traction Automatic signalling is used for which of the following trains ? Superfast trains Suburban and Urban electric trains Mail and express trains All of the listed here Superfast trains Suburban and Urban electric trains Mail and express trains All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electric Traction When a bogie negotiates a curve, reduction in adhesion occurs resulting in sliding. Thus sliding is acute when Both of the listed here Wheel base of axles is more None of the listed here Degree of curvature is more Both of the listed here Wheel base of axles is more None of the listed here Degree of curvature is more ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Coefficient of adhesion reduces due to the presence of which of the following? Dew on rails Both Dew on rails and Oil on the rails Sand on rails Oil on the rails Dew on rails Both Dew on rails and Oil on the rails Sand on rails Oil on the rails ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Watt-hours per tonne km is usually the specific energy consumption for suburban services. 100-150 50 - 75 150-200 120-150 100-150 50 - 75 150-200 120-150 ANSWER DOWNLOAD EXAMIANS APP
Electric Traction For three-phase induction motors which of the following is the least efficient method of speed control? Rheostat control Cascade control Combination of cascade and pole changing Pole changing Rheostat control Cascade control Combination of cascade and pole changing Pole changing ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Main traction systems used in India are, those using All of the listed here Diesel engine locomotives Steam engine locomotives Electric locomotives All of the listed here Diesel engine locomotives Steam engine locomotives Electric locomotives ANSWER DOWNLOAD EXAMIANS APP
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