Answer Posted / simon

1.Readily avilable
2.Easily controlled (THYRISTOR,CHOOPER,REHOSTAT,P.W.M)
3.Variation in size of motor creates variation in torque.
4.Both elt+mech can b used easily.
5.High eff 4rm disel,thermal traction (60%-70%)
6.Pollution free envo.
7.Has long tenure.
8.By adopting re-genrative braking sudden brakes can b applied to stop.
9.Wide range of safety mea (elecronic) r available in the maket.
10.Easily operated.

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