BRAE 121 FINAL LAMPMAN FINAL CAL POLY SLO
BRAE 121 COMPLETE QUESTIONS AND CORRECT
DETAILED ANSWERS (VERIFIED ANSWERS)
QUESTION: Pipes with the greatest wall thickness are classified as...
Ans: Schedule 120 pipe
QUESTION: Pipe that is available in both flexible and rigid form is...
Ans: Copper
QUESTION: Galvanized pipe is coated in...
Ans: Zinc
QUESTION: The outside diameter of nominal 1/2" copper pipe is...
Ans: 5/8"
QUESTION: Black steel pipe is used for...
Ans: Gas line
QUESTION: The easiest type of pipe to work with and assemble is...
Master01 | 2025/2026 | Latest update
, 2
Ans: PVC
QUESTION: The ______ wire in an electrical circuit should never be
interrupted with a switch
Ans: White
QUESTION: A device that is used to protect circuits and that can be
reset is a...
Ans: Circuit breaker
QUESTION: A device in circuits to protect against human shock is...
Ans: Ground fault interrupter (GFCI)
QUESTION: A cable consisting of 12 gauge wire, one black, one red,
one white and a ground wire is stamped...
Ans: 12-3 w/G
QUESTION: Strands of wire are gathered together in bundles to
increase the _______ of the wire and therefore its conductivity...
Master01 | 2025/2026 | Latest update
, 3
Ans: Flexibility and surface area
QUESTION: A properly wired circuit will be..
Ans: Grounded
QUESTION: Fire equipment and safety switches are indicated by the
color....
Ans: Red
QUESTION: Which is not part of the fire triangle?
Ans: Combustion
QUESTION: Oily rags should be stored in a...
Ans: Closed, metal can
QUESTION: Approved eye protection must be worn at all times when
working in the BRAE lab... true or false
Ans: True
Master01 | 2025/2026 | Latest update