For 600 V D.C. line for tramcars, brack is connected to
A) positive of the supply
B) negative of the supply
C) mid voltage of 300 v
D) none of the above
Correct Answer:
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Q12: In a steam locomotive electric power is
Q13: Which of the following drives is suitable
Q14: In case of locomotives the tractive power
Q15: which of the following track is electrified
A)delhi-bombay
B)delhi-madras
C)delhi-howrah
D)delhi-ahmedabad
Q16: For which of the following locomotives the
Q18: In case of---------free running and coasting periods
Q19: The return circuit for tram cars is
Q20: Fuse is a piece of wire of
Q21: Earthing is necessary to give protection against
A)electric
Q22: Static UPS requires
A)only rectifier
B)only inverter
C)both inverter
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