Electric Traction The pulsating torque exerted by steam locomotives causes which of the following? Jolting and skidding Hammer blow Pitching All of the listed here Jolting and skidding Hammer blow Pitching All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The efficiency of diesel locomotives is nearly 60 to 70 percent 45 to 55 percent 20 to 25 percent 30 to 40 percent 60 to 70 percent 45 to 55 percent 20 to 25 percent 30 to 40 percent ANSWER DOWNLOAD EXAMIANS APP
Electric Traction For 25 kV single phase system power supply frequency is 60 Hz 100 Hz 25 Hz 50 Hz 60 Hz 100 Hz 25 Hz 50 Hz 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 Pole changing Cascade control Combination of cascade and pole changing Rheostat control Pole changing Cascade control Combination of cascade and pole changing ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Coefficient of adhesion is Equal in both AC. and D.C. traction All of the listed here High in case of D.C. traction than in the case of AC. traction Low in case of D.C. traction than in the case of AC. traction Equal in both AC. and D.C. traction All of the listed here High in case of D.C. traction than in the case of AC. traction Low in case of D.C. traction than in the case of AC. traction ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Locomotive having mono-motor bogies Has better riding qualities due to the reduction of lateral forces Are suited both for passenger as well as freight service Has better coefficient of adhesion All of the listed here Has better riding qualities due to the reduction of lateral forces Are suited both for passenger as well as freight service Has better coefficient of adhesion All of the listed here ANSWER DOWNLOAD EXAMIANS APP
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