Electrical Systems 1 SACA Certification Study Guide
questions with verified answers
AC circuit with capacitors Ans✓✓✓-The calculation of total load on an AC circuit
with capacitors.
AC circuit with inductors Ans✓✓✓-The calculation of total load on an AC circuit
with inductors.
Ammeter Ans✓✓✓-A device used to measure current in an electrical circuit.
Basic electrical units of measurement Ans✓✓✓-Volt (V), ampere (A), ohm (Ω).
Calculating the current load Ans✓✓✓-The calculation of the current drawn by a
load connected to a transformer.
Calculating the output voltage of a transformer Ans✓✓✓-The calculation of the
voltage produced by a transformer based on the turns ratio.
Calculating transformer power loss Ans✓✓✓-The calculation of power loss in a
transformer due to resistance and magnetizing current.
Capacitance Ans✓✓✓-The ability of a component to store electrical energy in an
electric field. Unit of measurement: farads (F).
Categories of transformers Ans✓✓✓-Power transformers and control
transformers.
, Circuit breakers Ans✓✓✓-Automatic switches that protect electrical circuits from
overcurrent.
Circuit protection Ans✓✓✓-Devices used to protect electrical circuits from
overcurrent or short circuits.
Circuit tester Ans✓✓✓-A device used to test the presence of voltage in an
electrical circuit.
Components of an electrical circuit Ans✓✓✓-Power source, load, conductor, and
control device.
Continuity Ans✓✓✓-The uninterrupted flow of current in an electrical circuit.
Current characteristics in series and parallel circuits Ans✓✓✓-In series circuits,
current is the same across all components. In parallel circuits, current adds up.
Current Ans✓✓✓-The flow of electric charge in a circuit. Unit of measurement:
amperes (A).
Designing a control transformer circuit Ans✓✓✓-Creating a circuit using a control
transformer to achieve a specific output voltage.
Digital multimeter (DMM) Ans✓✓✓-A device used to measure voltage, current,
and resistance in an electrical circuit.
questions with verified answers
AC circuit with capacitors Ans✓✓✓-The calculation of total load on an AC circuit
with capacitors.
AC circuit with inductors Ans✓✓✓-The calculation of total load on an AC circuit
with inductors.
Ammeter Ans✓✓✓-A device used to measure current in an electrical circuit.
Basic electrical units of measurement Ans✓✓✓-Volt (V), ampere (A), ohm (Ω).
Calculating the current load Ans✓✓✓-The calculation of the current drawn by a
load connected to a transformer.
Calculating the output voltage of a transformer Ans✓✓✓-The calculation of the
voltage produced by a transformer based on the turns ratio.
Calculating transformer power loss Ans✓✓✓-The calculation of power loss in a
transformer due to resistance and magnetizing current.
Capacitance Ans✓✓✓-The ability of a component to store electrical energy in an
electric field. Unit of measurement: farads (F).
Categories of transformers Ans✓✓✓-Power transformers and control
transformers.
, Circuit breakers Ans✓✓✓-Automatic switches that protect electrical circuits from
overcurrent.
Circuit protection Ans✓✓✓-Devices used to protect electrical circuits from
overcurrent or short circuits.
Circuit tester Ans✓✓✓-A device used to test the presence of voltage in an
electrical circuit.
Components of an electrical circuit Ans✓✓✓-Power source, load, conductor, and
control device.
Continuity Ans✓✓✓-The uninterrupted flow of current in an electrical circuit.
Current characteristics in series and parallel circuits Ans✓✓✓-In series circuits,
current is the same across all components. In parallel circuits, current adds up.
Current Ans✓✓✓-The flow of electric charge in a circuit. Unit of measurement:
amperes (A).
Designing a control transformer circuit Ans✓✓✓-Creating a circuit using a control
transformer to achieve a specific output voltage.
Digital multimeter (DMM) Ans✓✓✓-A device used to measure voltage, current,
and resistance in an electrical circuit.
