1.

Choose the INCORRECT statement with respect to the DC system for railway.

A. When operating under similar service conditions. a DC train consumes less energy than a one-phase AC train
B. DC system causes low electrical interference with overhead communication lines.
C. DC motors are better suited for frequent and rapid acceleration of heavy trains than AC motors.
D. DC train equipment is heavier and less efficient than similar AC equipment.
Answer» E.


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