Top 80+ Solved Electric Energy Generation Utilization and Conservation MCQ Questions Answer
Q. In a steam locomotive electric power is provided through
a. overhead wire
b. battery system
c. small turbo-generator
d. diesel engine generator
Q. Which of the following drives is suitable for mines where explosive gas exists?
a. steam engine
b. diesel engine
c. battery locomotive
d. any of the above
Q. In case of locomotives the tractive power is provided by
a. single cylinder double acting steam engine
b. double cylinder, single acting steam engine
c. double cylinder, double acting steam engine
d. single stage steam turbine
Q. which of the following track is electrified
a. delhi-bombay
b. delhi-madras
c. delhi-howrah
d. delhi-ahmedabad
Q. For which of the following locomotives the maintenance requirements are the least?
a. steam locomotives
b. diesel locomotives
c. electric locomotives
d. equal in all of the above
Q. 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
Q. In case of---------free running and coasting periods are generally long.
a. main-line service
b. urban wervice
c. sub-urban service
d. all of the above
Q. The return circuit for tram cars is through
a. neutral wire
b. rails
c. cables
d. common earthing
Q. Fuse is a piece of wire of a materi
a. high melting point
b. low melting point
c. moderate melting point
d. none of the above
Q. Earthing is necessary to give protection against
a. electric shock
b. voltage fluctuation
c. overloading
d. high temperature of the conductors
Q. Static UPS requires
a. only rectifier
b. only inverter
c. both inverter and rectifier
d. none of the mentioned
Q. No discontinuity is observed in case of
a. short break static ups configuration
b. long break static ups configuration
c. no break static ups configuration
d. rotating type ups configuration
Q. Which is the material used to as anode in a lithium-ion battery?
a. brass foil coated with graphite
b. aluminum foil coated with graphite
c. copper foil coated with graphite
d. stainless steel coated with graphite
Q. Which of the following decreases within turn decreases the charging rate?
a. temperature
b. pressure
c. enthalpy
d. entropy