Stationary Engineer_ Electrical Systems
Stationary
–Engineer_
Lecture Notes
Electrical
_ ExamSystems
Stationary
Revision
–Material.pdf
Engineer_
Lecture Notes
Electrical
_ Exam Systems
Revision
–Material.pdf
Lecture Notes _ Exam Revision Material.pdf
Stationary
Engineer:
Electrical Systems
– Lecture Notes /
Exam Revision
Material
Stationary Engineer_ Electrical Systems
Stationary
–Engineer_
Lecture Notes
Electrical
_ ExamSystems
Stationary
Revision
–Material.pdf
Engineer_
Lecture Notes
Electrical
_ Exam Systems
Revision
–Material.pdf
Lecture Notes _ Exam Revision Material.pdf
,Stationary Engineer Electric.pdf Stationary Engineer Electric.pdf Stationary Engineer Electric.pdf
Terms in this set (299)
An AC circuit consists only of a pure inductance and a current lags the voltage
power source. The relationship between the voltage and
the current in this circuit is that the
The power factor of a load is equal to the ____________ True ; apparent
power divided by the ____________ power.
A 10-ohms and 20-ohms resistor are connected in 200
parallel. The total line current drawn by this parallel
combination is 30 amps. Under these conditions, the line
voltage will be ____________ volts.
A 20-ohm resistor is connected in series with a parallel 100
combination of two resistors, one of which is 10-ohms,
the other 40-ohms. If the voltage across the parallel
combination is 40 volts, the voltage across the 20-ohm
series resistor is ________ volts.
Stationary Engineer Electric.pdf Stationary Engineer Electric.pdf Stationary Engineer Electric.pdf
,Stationary Engineer Electric.pdf Stationary Engineer Electric.pdf Stationary Engineer Electric.pdf
A certain 120-volts single-phase AC circuit has a power 12
factor of 80 percent and a watt-meter reading of 1150
watts. The current drawn by the circuit is _________ amperes.
If the voltage between lines of a 3-phase, 3-wire delta 2400
connected system is 2400 volts, then the phase voltage
is _____________ volts
A circuit consists of an inductive reactance of 15 ohms 4
and a resistor of 20 ohms in series across a 100-volts, 60
cycles AC supply. The current in this circuit is ____________
amperes.
A 3 phase, 3 wire, 208 volt, 60 cycles AC service 6.9
supplies a balanced load consisting of three 30 ohms
resistors connected wye. The line current under these
conditions os MOST NEARLY ___________ amperes.
If the level of the electrolyte in a lead acid storage Water
battery falls below the top of the plates because of
evaporations under normal operating conditions, it is
BEST to add
Stationary Engineer Electric.pdf Stationary Engineer Electric.pdf Stationary Engineer Electric.pdf
, Stationary Engineer Electric.pdf Stationary Engineer Electric.pdf Stationary Engineer Electric.pdf
A 600 volt cartridge fuse must have knife blade contacts 60
if its current rating exceeds _____________ amperes.
When the magnitude of the short circuit currents in a reactors
feeder circuit must be limited, this is USUALLY
accomplished by means of
The cross sectional area in circular mils of a standard 300,000
cable having 37 strands, each of which ha a diameter of
90 nils, is MOST NEARLY
A coil having an average diameter of 4 inches is to be 1,200
made up from a 1,260 ft long length of wire. The
numbers of turns in this coil will be MOST NEARLY
The device commonly known as a growler is test DC armature windings for shorts
FREQUENTLY used to
When a megger is applied alternately to the two leads start at zero but increase gradually for one of the connections
of a direct current electrolytic capacitor, the reading will
Stationary Engineer Electric.pdf Stationary Engineer Electric.pdf Stationary Engineer Electric.pdf
Stationary
–Engineer_
Lecture Notes
Electrical
_ ExamSystems
Stationary
Revision
–Material.pdf
Engineer_
Lecture Notes
Electrical
_ Exam Systems
Revision
–Material.pdf
Lecture Notes _ Exam Revision Material.pdf
Stationary
Engineer:
Electrical Systems
– Lecture Notes /
Exam Revision
Material
Stationary Engineer_ Electrical Systems
Stationary
–Engineer_
Lecture Notes
Electrical
_ ExamSystems
Stationary
Revision
–Material.pdf
Engineer_
Lecture Notes
Electrical
_ Exam Systems
Revision
–Material.pdf
Lecture Notes _ Exam Revision Material.pdf
,Stationary Engineer Electric.pdf Stationary Engineer Electric.pdf Stationary Engineer Electric.pdf
Terms in this set (299)
An AC circuit consists only of a pure inductance and a current lags the voltage
power source. The relationship between the voltage and
the current in this circuit is that the
The power factor of a load is equal to the ____________ True ; apparent
power divided by the ____________ power.
A 10-ohms and 20-ohms resistor are connected in 200
parallel. The total line current drawn by this parallel
combination is 30 amps. Under these conditions, the line
voltage will be ____________ volts.
A 20-ohm resistor is connected in series with a parallel 100
combination of two resistors, one of which is 10-ohms,
the other 40-ohms. If the voltage across the parallel
combination is 40 volts, the voltage across the 20-ohm
series resistor is ________ volts.
Stationary Engineer Electric.pdf Stationary Engineer Electric.pdf Stationary Engineer Electric.pdf
,Stationary Engineer Electric.pdf Stationary Engineer Electric.pdf Stationary Engineer Electric.pdf
A certain 120-volts single-phase AC circuit has a power 12
factor of 80 percent and a watt-meter reading of 1150
watts. The current drawn by the circuit is _________ amperes.
If the voltage between lines of a 3-phase, 3-wire delta 2400
connected system is 2400 volts, then the phase voltage
is _____________ volts
A circuit consists of an inductive reactance of 15 ohms 4
and a resistor of 20 ohms in series across a 100-volts, 60
cycles AC supply. The current in this circuit is ____________
amperes.
A 3 phase, 3 wire, 208 volt, 60 cycles AC service 6.9
supplies a balanced load consisting of three 30 ohms
resistors connected wye. The line current under these
conditions os MOST NEARLY ___________ amperes.
If the level of the electrolyte in a lead acid storage Water
battery falls below the top of the plates because of
evaporations under normal operating conditions, it is
BEST to add
Stationary Engineer Electric.pdf Stationary Engineer Electric.pdf Stationary Engineer Electric.pdf
, Stationary Engineer Electric.pdf Stationary Engineer Electric.pdf Stationary Engineer Electric.pdf
A 600 volt cartridge fuse must have knife blade contacts 60
if its current rating exceeds _____________ amperes.
When the magnitude of the short circuit currents in a reactors
feeder circuit must be limited, this is USUALLY
accomplished by means of
The cross sectional area in circular mils of a standard 300,000
cable having 37 strands, each of which ha a diameter of
90 nils, is MOST NEARLY
A coil having an average diameter of 4 inches is to be 1,200
made up from a 1,260 ft long length of wire. The
numbers of turns in this coil will be MOST NEARLY
The device commonly known as a growler is test DC armature windings for shorts
FREQUENTLY used to
When a megger is applied alternately to the two leads start at zero but increase gradually for one of the connections
of a direct current electrolytic capacitor, the reading will
Stationary Engineer Electric.pdf Stationary Engineer Electric.pdf Stationary Engineer Electric.pdf
