NCCER TEST PRACTICE QUESTIONS
AND ANSWERS
Ropebanding---ans-✔✔In-a-guardrail-system,-the-guardrails-can-be-made-of-any-of-
the-following-EXCEPT:
a)-pipe
b)-chain
c)-ropebanding
d)-cable
9..6-ohms---ans-✔✔If-the-potential-across-the-circuit-is-48-volts-and-the-current-is-5-
amps-the-resistance-of-the-circuit-is:
a)-4.8-ohms
b)-9.6-ohms
c)-48.0-ohms
d)-96.0-ohms
8'---ans-✔✔A-UL-listed-rod-type-grounding-electrode-must-have-a-MINIMUM-length-of:
a)-6'
b)-8'
c)-10'
d)-20'
3---ans-✔✔What-is-the-MINIMUM-number-of-overload-sensing-units-required-for-all-
three-phase-motors?
a)-0
b)-1
c)-2
d)-3
90-degrees---ans-✔✔In-a-circuit-of-pure-capacitance,-the-current-leads-the-voltage-by-
an-angle-of:
a)-30-degrees
b)-45-degrees
c)-90-degrees
d)-180-degrees
AND ANSWERS
Ropebanding---ans-✔✔In-a-guardrail-system,-the-guardrails-can-be-made-of-any-of-
the-following-EXCEPT:
a)-pipe
b)-chain
c)-ropebanding
d)-cable
9..6-ohms---ans-✔✔If-the-potential-across-the-circuit-is-48-volts-and-the-current-is-5-
amps-the-resistance-of-the-circuit-is:
a)-4.8-ohms
b)-9.6-ohms
c)-48.0-ohms
d)-96.0-ohms
8'---ans-✔✔A-UL-listed-rod-type-grounding-electrode-must-have-a-MINIMUM-length-of:
a)-6'
b)-8'
c)-10'
d)-20'
3---ans-✔✔What-is-the-MINIMUM-number-of-overload-sensing-units-required-for-all-
three-phase-motors?
a)-0
b)-1
c)-2
d)-3
90-degrees---ans-✔✔In-a-circuit-of-pure-capacitance,-the-current-leads-the-voltage-by-
an-angle-of:
a)-30-degrees
b)-45-degrees
c)-90-degrees
d)-180-degrees
