Suri transmission is_________________? A. electrical-pneumatic B. mechanical-electricalC. hydro-mechanical D. hydro-pneumatic

For 25 kV single phase system power supply frequency is_______________? A. 60 HzB. 50 Hz C. 25 Hz D. 16 Hz

Locomotives with monometer bogies have_________________? A. uneven distribution of tractive effectB. suitability for passanger as well as freight service C. lot of skidding D. low co-efficient of adhesion

________________ frequency is not common in low frequency traction system? A. 40 Hz B. 25 Hz C. 16 Hz D. non of these

Locomotive having monomotor bogies________________? A. has better coefficient of adhesion B. are suited both for passanger as well as freight service C. has better riding qualities due to the reduction of lateral forcesD. has all above qualities

Specific energy consumption is affected by which of the following factors ? A. Retardation and acceleration values B. Gradient C. Distance between stopsD. All of the above

Specific energy consumption is least in ________________ service? A. main line B. urban C. suburban

Overhead lines for power supply to tramcars are at a minimum height of______________? A. 3 m B. 6 mC. 10 m D. 15 m

Energy consumption in propelling the train is required for which of the following? A. Work against the resistance to motion B. Work against gravity while moving up the gradient C. AccelerationD. All of the above

An ideal traction system should have_______________? A. easy speed control B. high starting tractive effort C. equipment capable of with standing large temporary loadsD. all of the above