Multiple Choice Identify the
choice that best completes the statement or answers the question.


1.

The ____ is a measurement of the amount of electricity that is flowing through a
circuit.
a.  ampere  c.  volt  b.  ohm  d.  watt 


2.

____ states that since electrons are negative particles, current flows from the
most negative point in the circuit to the most positive.
a.  The conventional current flow theory  c.  Electromotive
force  b.  Ohm's Law  d.  The electron theory 


3.

____ states that current flows from the most positive point in a circuit to the
most negative.
a.  The conventional current flow theory  c.  Electromotive
force  b.  Ohm's Law  d.  The electron theory 


4.

In an electrical circuit, the ____ offers resistance to the circuit and limits
the amount of current that can flow.
a.  voltage  c.  neutron  b.  load  d.  proton 


5.

A ____ circuit is a circuit with very little or no resistance.
a.  open  c.  short  b.  complete  d.  grounded 


6.

A circuit where a path other than the one intended is established to ground is
said to be ____.
a.  open  c.  complete  b.  shorted  d.  grounded 


7.

A conductor connected to the case of an appliance to provide a lowresistance
path to ground is called a(n) ____ conductor.
a.  grounded  c.  neutral  b.  grounding  d.  ungrounded 


8.

The ____ conductor provides the return path and completes the circuit back to
the power source.
a.  grounding  c.  neutral  b.  grounded  d.  either b or c 


9.

Electrical current will flow through the ____ conductor only when a circuit
fault develops.
a.  grounded  c.  neutral  b.  grounding  d.  ungrounded 


10.

The ____ conductor is used to help prevent a shock hazard in the event that the
hot conductor comes in contact with the case or frame of an appliance.
a.  grounded  c.  neutral  b.  grounding  d.  ungrounded 


11.

____ push current through a wire but cannot flow through the wire.
a.  Amps  c.  Volts  b.  Ohms  d.  Watts 


12.

The letter ____ is used to represent voltage in algebraic formulas.


13.

A(n) ____ is the amount of resistance that allows one ampere of current to flow
when the applied voltage is one volt.
a.  coulomb  c.  ohm  b.  joule  d.  watt 


14.

____ is a measure of the amount of power being used in a circuit.
a.  Amperage  c.  Voltage  b.  Ohms  d.  Wattage 


15.

Electrical energy must be changed or converted into some other form of energy
before there can be ____.
a.  amps  c.  volts  b.  ohms  d.  watts 


16.

A ____ is the amount of force required to raise a onepound weight one
foot.
a.  joule  c.  horsepower  b.  footpound  d.  watt 


17.

The amount of electrical energy needed to produce one horsepower is ____
watts.


18.

A(n) ____ is the amount of work done by one watt for one second.
a.  ampere  c.  ohm  b.  joule  d.  volt 


19.

When using Ohm's Law to determine amperage, the formula you would use is
____.
a.  I = R/E  c.  I = E/R  b.  E = I/R  d.  I = R/V 


20.

When using Ohm's Law to determine voltage, the formula you would use is
____.
a.  E = I × R  c.  E = V × R  b.  E = V ×
A  d.  E = V × I 
