BRAE 121 FINAL UPDATED ACTUAL
Questions and CORRECT Answers
Pipes with the greatest wall thickness are classified as... - CORRECT ANSWER-
✔✔Schedule 120 pipe
Pipe that is available in both flexible and rigid form is... - CORRECT ANSWER- ✔✔Copper
Galvanized pipe is coated in... - CORRECT ANSWER- ✔✔Zinc
The outside diameter of nominal 1/2" copper pipe is... - CORRECT ANSWER- ✔✔5/8"
Black steel pipe is used for... - CORRECT ANSWER- ✔✔Gas line
The easiest type of pipe to work with and assemble is... - CORRECT ANSWER- ✔✔PVC
The ______ wire in an electrical circuit should never be interrupted with a switch -
CORRECT ANSWER- ✔✔White
A device that is used to protect circuits and that can be reset is a... - CORRECT ANSWER-
✔✔Circuit breaker
A device in circuits to protect against human shock is... - CORRECT ANSWER- ✔✔Ground
fault interrupter (GFCI)
A cable consisting of 12 gauge wire, one black, one red, one white and a ground wire is
stamped... - CORRECT ANSWER- ✔✔12-3 w/G
Strands of wire are gathered together in bundles to increase the _______ of the wire and
therefore its conductivity... - CORRECT ANSWER- ✔✔Flexibility and surface area
, A properly wired circuit will be.. - CORRECT ANSWER- ✔✔Grounded
Fire equipment and safety switches are indicated by the color.... - CORRECT ANSWER-
✔✔Red
Which is not part of the fire triangle? - CORRECT ANSWER- ✔✔Combustion
Oily rags should be stored in a... - CORRECT ANSWER- ✔✔Closed, metal can
Approved eye protection must be worn at all times when working in the BRAE lab... true or
false - CORRECT ANSWER- ✔✔True
On the radial arm saw, do not saw pieces shorter than 10 inches.... true or false - CORRECT
ANSWER- ✔✔True
What is the equation to find watts (W) using volts (V) and amps (A) - CORRECT ANSWER-
✔✔W = V x A
If a 200-watt bulb operates on 120 volts, how many amps of electricity will it use? -
CORRECT ANSWER- ✔✔1.6 A
What is the equation to find amps (A) using watts (W) and volts (V)? - CORRECT
ANSWER- ✔✔A = W/V
Your chop saw is plugged into a 115v receptacle and it draws 15 amps. How many watts is it
using? - CORRECT ANSWER- ✔✔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? - CORRECT ANSWER- ✔✔17.13 A
You have ordered 10 pieces of 4" x 8" x 20" douglas fir. How many bdft is that? - CORRECT
ANSWER- ✔✔533 bdft
Questions and CORRECT Answers
Pipes with the greatest wall thickness are classified as... - CORRECT ANSWER-
✔✔Schedule 120 pipe
Pipe that is available in both flexible and rigid form is... - CORRECT ANSWER- ✔✔Copper
Galvanized pipe is coated in... - CORRECT ANSWER- ✔✔Zinc
The outside diameter of nominal 1/2" copper pipe is... - CORRECT ANSWER- ✔✔5/8"
Black steel pipe is used for... - CORRECT ANSWER- ✔✔Gas line
The easiest type of pipe to work with and assemble is... - CORRECT ANSWER- ✔✔PVC
The ______ wire in an electrical circuit should never be interrupted with a switch -
CORRECT ANSWER- ✔✔White
A device that is used to protect circuits and that can be reset is a... - CORRECT ANSWER-
✔✔Circuit breaker
A device in circuits to protect against human shock is... - CORRECT ANSWER- ✔✔Ground
fault interrupter (GFCI)
A cable consisting of 12 gauge wire, one black, one red, one white and a ground wire is
stamped... - CORRECT ANSWER- ✔✔12-3 w/G
Strands of wire are gathered together in bundles to increase the _______ of the wire and
therefore its conductivity... - CORRECT ANSWER- ✔✔Flexibility and surface area
, A properly wired circuit will be.. - CORRECT ANSWER- ✔✔Grounded
Fire equipment and safety switches are indicated by the color.... - CORRECT ANSWER-
✔✔Red
Which is not part of the fire triangle? - CORRECT ANSWER- ✔✔Combustion
Oily rags should be stored in a... - CORRECT ANSWER- ✔✔Closed, metal can
Approved eye protection must be worn at all times when working in the BRAE lab... true or
false - CORRECT ANSWER- ✔✔True
On the radial arm saw, do not saw pieces shorter than 10 inches.... true or false - CORRECT
ANSWER- ✔✔True
What is the equation to find watts (W) using volts (V) and amps (A) - CORRECT ANSWER-
✔✔W = V x A
If a 200-watt bulb operates on 120 volts, how many amps of electricity will it use? -
CORRECT ANSWER- ✔✔1.6 A
What is the equation to find amps (A) using watts (W) and volts (V)? - CORRECT
ANSWER- ✔✔A = W/V
Your chop saw is plugged into a 115v receptacle and it draws 15 amps. How many watts is it
using? - CORRECT ANSWER- ✔✔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? - CORRECT ANSWER- ✔✔17.13 A
You have ordered 10 pieces of 4" x 8" x 20" douglas fir. How many bdft is that? - CORRECT
ANSWER- ✔✔533 bdft
