A.It consumes no excitation power
B.It has current transformers
C.Components are needed for accurate compounding
D.Its excitation system is vulnerable to voltage variations
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A.when
B.so as
C.such that
D.though
A.overload condition of 5 % will trip the motor off the line immediately
B.overload condition will be indicated visually in the machinery space
C.motor running indicator will begin to flash "on" and "off" in response to the sustained overload condition
D.standby steering pump will start automatically and come on the line
A.secure the electric supply
B.ventilate area to remove smoke
C.start the fire pump and lead out hose
D.apply foam
A.the circuit being worked on and the location of all switches and circuit breakers controlling it
B.first-aid techniques for treating electrical shock
C.cardiopulmonary resuscitation (CPR)
D.All of the above
A.week
B.2 weeks
C.month
D.3 months
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