CWEA E/I 2 Study Guide Questions
with Verified Solutions
Receiving job instruction and planning
equipment use are part of:
a. craft data.
b. job preparation.
c. work factors.
d. leveled time. - ANS-b. job preparation
Anticipating other tasks or problems:
a. usually creates additional problems.
b. wastes time.
c. sharply reduces the number
of emergencies.
d. often is not worth the effort. - ANS-c sharply reduces the number
of emergencies
Making job planning a group effort:
a. wastes time.
b. improves productivity.
c. causes confusion.
d. All the above - ANS-b improves productivity
Rubber safety gloves should be tested how often?
a Every 12 months
b. Every 9 months
c. Every 6 months
d. Every 4 months - ANS-a Every 12 months
Rubber safety blankets should be tested how often?
a. Every 6 months
b. Every 9 months
c. Every 12 months
d. Every 18 months - ANS-b Every 9 months
What is the interrupting current of a GFIC receptacle?
a. 20 VAL
b. 5 MA
c. 10 UDL
d. 20 MA - ANS-b 5 MA
,What type of stepladder is forbidden while working on electrical equipment?
a. Wood
b. Fiberglass
c. Aluminum
d. Ceramic - ANS-c Aluminum
What is the killer of electrical shock?
a. Voltage
b. Current
c. Resistance
d. Ohms - ANS-b Current
The relationship between an electric
current and a magnetic field is called:
a. matter.
b. atoms.
c. electromagnetism.
d. element - ANS-c electromagnetism
Electrons flowing from one place to
another make a:
a. current.
b. track.
c. circuit.
d. channel - ANS-a current
Between two objects, the development
of static charges creates a:
a. potential difference.
b. battery.
c. thermocouple.
d. resistance - ANS-a potential difference
A coil of wire that carries an electric
current is called a:
a. conductor.
b. thermocouple.
c. electrocurrent.
d. electromagnet - ANS-d electromagnet
Metals are good conductors because
they have many:
a. insulators.
b. free electrons.
c. resistors.
, d. inductors. - ANS-b free electrons
The amount of potential difference a layer of
insulation can withstand without breaking down is:
a. resistance.
b. voltage drop.
c. dielectric strength.
d. ampacity - ANS-c dielectric strength
What is the property of a coil of wire that opposes any change in the current in the coil?
a. Inductance
b. Resistance
c. Impedance
d. Watts - ANS-a Inductance
What is the correct name for "voltage" or electromotive force?
a. Element
b. Electron
c. Circuit
d. Potential difference - ANS-d Potential difference
A rate of flow of one coulomb per second
is called one:
a. ampere.
b. joule.
c. volt.
d. olhum. - ANS-a ampere
What is the name for the proportional relationship
between potential difference and current?
a. Voltage drop
b. Voltmeter
c. Ampmeter
d. Watt meter - ANS-b Voltmeter
What is the unit of measurement for capacitive
reactance?
a. Volts
b. Ohms
c. Amps
d. Power factor - ANS-b Ohms
Power companies use AC generators because AC can be sent over long distances:
a. at high cost.
b. at low cost.
c. slower.
with Verified Solutions
Receiving job instruction and planning
equipment use are part of:
a. craft data.
b. job preparation.
c. work factors.
d. leveled time. - ANS-b. job preparation
Anticipating other tasks or problems:
a. usually creates additional problems.
b. wastes time.
c. sharply reduces the number
of emergencies.
d. often is not worth the effort. - ANS-c sharply reduces the number
of emergencies
Making job planning a group effort:
a. wastes time.
b. improves productivity.
c. causes confusion.
d. All the above - ANS-b improves productivity
Rubber safety gloves should be tested how often?
a Every 12 months
b. Every 9 months
c. Every 6 months
d. Every 4 months - ANS-a Every 12 months
Rubber safety blankets should be tested how often?
a. Every 6 months
b. Every 9 months
c. Every 12 months
d. Every 18 months - ANS-b Every 9 months
What is the interrupting current of a GFIC receptacle?
a. 20 VAL
b. 5 MA
c. 10 UDL
d. 20 MA - ANS-b 5 MA
,What type of stepladder is forbidden while working on electrical equipment?
a. Wood
b. Fiberglass
c. Aluminum
d. Ceramic - ANS-c Aluminum
What is the killer of electrical shock?
a. Voltage
b. Current
c. Resistance
d. Ohms - ANS-b Current
The relationship between an electric
current and a magnetic field is called:
a. matter.
b. atoms.
c. electromagnetism.
d. element - ANS-c electromagnetism
Electrons flowing from one place to
another make a:
a. current.
b. track.
c. circuit.
d. channel - ANS-a current
Between two objects, the development
of static charges creates a:
a. potential difference.
b. battery.
c. thermocouple.
d. resistance - ANS-a potential difference
A coil of wire that carries an electric
current is called a:
a. conductor.
b. thermocouple.
c. electrocurrent.
d. electromagnet - ANS-d electromagnet
Metals are good conductors because
they have many:
a. insulators.
b. free electrons.
c. resistors.
, d. inductors. - ANS-b free electrons
The amount of potential difference a layer of
insulation can withstand without breaking down is:
a. resistance.
b. voltage drop.
c. dielectric strength.
d. ampacity - ANS-c dielectric strength
What is the property of a coil of wire that opposes any change in the current in the coil?
a. Inductance
b. Resistance
c. Impedance
d. Watts - ANS-a Inductance
What is the correct name for "voltage" or electromotive force?
a. Element
b. Electron
c. Circuit
d. Potential difference - ANS-d Potential difference
A rate of flow of one coulomb per second
is called one:
a. ampere.
b. joule.
c. volt.
d. olhum. - ANS-a ampere
What is the name for the proportional relationship
between potential difference and current?
a. Voltage drop
b. Voltmeter
c. Ampmeter
d. Watt meter - ANS-b Voltmeter
What is the unit of measurement for capacitive
reactance?
a. Volts
b. Ohms
c. Amps
d. Power factor - ANS-b Ohms
Power companies use AC generators because AC can be sent over long distances:
a. at high cost.
b. at low cost.
c. slower.
