Q.1
Longer coasting period for a train results in
  • higher acceleration
  • higher retardation
  • lower specific energy consumption
  • higher schedule spee
Q.2
Skidding of a vehicle always occurs when
  • braking effort exceeds its adhesive weight
  • it negotiates a curve
  • it passes over points and crossings
  • brake is applied suddenly.
Q.3
In India diesel locomotives are manufactured at
  • ajmer
  • varanasi
  • bangalore
  • jamalpur
Q.4
In case of locomotives the tractive power is provided by
  • single cylinder double acting steam engine
  • double cylinder, single acting steam engine
  • double cylinder, double acting steam engine
  • single stage steam turbine
Q.5
ForV D.C. line for tramcars, brack is connected to
  • positive of the supply
  • negative of the supply
  • mid voltage of 300 v
  • none of the above
Q.6
In case of---------free running and coasting periods are generally long.
  • main-line service
  • urban wervice
  • sub-urban service
  • all of the above
Q.7
The return circuit for tram cars is through
  • neutral wire
  • rails
  • cables
  • common earthing
Q.8
Fuse is a piece of wire of a materi
  • high melting point
  • low melting point
  • moderate melting point
  • none of the above
Q.9
Static UPS requires
  • only rectifier
  • only inverter
  • both inverter and rectifier
  • none of the mentioned
Q.10
No discontinuity is observed in case of
  • short break static ups configuration
  • long break static ups configuration
  • no break static ups configuration
  • rotating type ups configuration
0 h : 0 m : 1 s