BRAE 121 FINAL EXAM QUESTIONS AND CORRECT SOLUTIONS LATEST VERSION 2025
Pipes with the greatest wall thickness are classified as... - Answers Schedule 120 pipe
Pipe that is available in both flexible and rigid form is... - Answers Copper
Galvanized pipe is coated in... - Answers Zinc
The outside diameter of nominal 1/2" copper pipe is... - Answers 5/8"
Black steel pipe is used for... - Answers Gas line
The easiest type of pipe to work with and assemble is... - Answers PVC
The ______ wire in an electrical circuit should never be interrupted with a switch - Answers White
A device that is used to protect circuits and that can be reset is a... - Answers Circuit breaker
A device in circuits to protect against human shock is... - Answers Ground fault interrupter (GFCI)
A cable consisting of 12 gauge wire, one black, one red, one white and a ground wire is stamped... -
Answers 12-3 w/G
Strands of wire are gathered together in bundles to increase the _______ of the wire and therefore its
conductivity... - Answers Flexibility and surface area
A properly wired circuit will be.. - Answers Grounded
Fire equipment and safety switches are indicated by the color.... - Answers Red
Which is not part of the fire triangle? - Answers Combustion
Oily rags should be stored in a... - Answers Closed, metal can
Approved eye protection must be worn at all times when working in the BRAE lab... true or false -
Answers True
On the radial arm saw, do not saw pieces shorter than 10 inches.... true or false - Answers True
What is the equation to find watts (W) using volts (V) and amps (A) - Answers W = V x A
If a 200-watt bulb operates on 120 volts, how many amps of electricity will it use? - Answers 1.6 A
What is the equation to find amps (A) using watts (W) and volts (V)? - Answers A = W/V
Your chop saw is plugged into a 115v receptacle and it draws 15 amps. How many watts is it using? -
Answers 1725 watts
, A certain 115 volt circuit has a 1200 watt toaster oven, a 200 watt electric can opener, and a meat slicer
that requires 5 amps. How much current is passing through this circuit when all three appliances are
operating? - Answers 17.13 A
You have ordered 10 pieces of 4" x 8" x 20" douglas fir. How many bdft is that? - Answers 533 bdft
What is the cost per lineal foot for 2" x 8" lumber if your cost is $225 per 1 Mbdft (1000 bdft)? - Answers
$0.30/bdft
What is the price for each 10' length of 2" x 12" lumber if your cost is $255 per 1 bdft? - Answers $5.10
What does the color red mean? - Answers Danger
What does the color orange mean? - Answers Warning
What does the color yellow mean? - Answers Caution
What does the color black/white mean? - Answers Housekeeping
What does the color blue mean? - Answers Info/examples
What is the equation for finding volts? - Answers V = W/A
What does volts stand for? - Answers Voltage potential (pressure)
What does amps stand for? - Answers Current flow
What does watts stand for? - Answers Power; work or energy/time
GFI stands for.... - Answers Ground fault circuit interruptor
What are the different types of electrical conductors? - Answers Cords, cables, conduits
How many volts pass through a white wire? - Answers 0
What color is the ground wire? - Answers Green or bare
What color is the hot wire? - Answers Any color other than white or green
What relationship does wire size have with amps? - Answers The smaller the wire size, the more amps
pass through
What does NM stand for? - Answers Non-metallic
Do we ever put a switch on a ground wire? - Answers No
What is the standard home voltage? - Answers 215-230
On what saws does the blade rotate towards us? - Answers Radial arm, chop and table
Pipes with the greatest wall thickness are classified as... - Answers Schedule 120 pipe
Pipe that is available in both flexible and rigid form is... - Answers Copper
Galvanized pipe is coated in... - Answers Zinc
The outside diameter of nominal 1/2" copper pipe is... - Answers 5/8"
Black steel pipe is used for... - Answers Gas line
The easiest type of pipe to work with and assemble is... - Answers PVC
The ______ wire in an electrical circuit should never be interrupted with a switch - Answers White
A device that is used to protect circuits and that can be reset is a... - Answers Circuit breaker
A device in circuits to protect against human shock is... - Answers Ground fault interrupter (GFCI)
A cable consisting of 12 gauge wire, one black, one red, one white and a ground wire is stamped... -
Answers 12-3 w/G
Strands of wire are gathered together in bundles to increase the _______ of the wire and therefore its
conductivity... - Answers Flexibility and surface area
A properly wired circuit will be.. - Answers Grounded
Fire equipment and safety switches are indicated by the color.... - Answers Red
Which is not part of the fire triangle? - Answers Combustion
Oily rags should be stored in a... - Answers Closed, metal can
Approved eye protection must be worn at all times when working in the BRAE lab... true or false -
Answers True
On the radial arm saw, do not saw pieces shorter than 10 inches.... true or false - Answers True
What is the equation to find watts (W) using volts (V) and amps (A) - Answers W = V x A
If a 200-watt bulb operates on 120 volts, how many amps of electricity will it use? - Answers 1.6 A
What is the equation to find amps (A) using watts (W) and volts (V)? - Answers A = W/V
Your chop saw is plugged into a 115v receptacle and it draws 15 amps. How many watts is it using? -
Answers 1725 watts
, A certain 115 volt circuit has a 1200 watt toaster oven, a 200 watt electric can opener, and a meat slicer
that requires 5 amps. How much current is passing through this circuit when all three appliances are
operating? - Answers 17.13 A
You have ordered 10 pieces of 4" x 8" x 20" douglas fir. How many bdft is that? - Answers 533 bdft
What is the cost per lineal foot for 2" x 8" lumber if your cost is $225 per 1 Mbdft (1000 bdft)? - Answers
$0.30/bdft
What is the price for each 10' length of 2" x 12" lumber if your cost is $255 per 1 bdft? - Answers $5.10
What does the color red mean? - Answers Danger
What does the color orange mean? - Answers Warning
What does the color yellow mean? - Answers Caution
What does the color black/white mean? - Answers Housekeeping
What does the color blue mean? - Answers Info/examples
What is the equation for finding volts? - Answers V = W/A
What does volts stand for? - Answers Voltage potential (pressure)
What does amps stand for? - Answers Current flow
What does watts stand for? - Answers Power; work or energy/time
GFI stands for.... - Answers Ground fault circuit interruptor
What are the different types of electrical conductors? - Answers Cords, cables, conduits
How many volts pass through a white wire? - Answers 0
What color is the ground wire? - Answers Green or bare
What color is the hot wire? - Answers Any color other than white or green
What relationship does wire size have with amps? - Answers The smaller the wire size, the more amps
pass through
What does NM stand for? - Answers Non-metallic
Do we ever put a switch on a ground wire? - Answers No
What is the standard home voltage? - Answers 215-230
On what saws does the blade rotate towards us? - Answers Radial arm, chop and table
