EXAM
Who is responsible for reporting any damage to your linemans
gloves? - ANSWERS-The tech
what is the minimum category rating for electrial meters required for
food service techs? - ANSWERS-CAT 111
Besides the meter, what else must have the same CAT rating? -
ANSWERS-Meter leads
When are insulated tools required? - ANSWERS-Whenever serving
energized equipment
Joe is out working on a microwave oven. He goes to turn an
adjustment screw while the oven is energized. He is using a standard
screwdriver, touches a live connection and received a serious shock.
What violations did joe create? - ANSWERS-Did not wear electrical
linemans gloves and did not use insulated gloves
Who is responsible for these violatons? - ANSWERS-Joe if he had the
proper PPE. His employer if he did not have the proper PPE.
,What kind of screwdriver was joe required to use? - ANSWERS-
Insulated
What do you do to stop bleeding? - ANSWERS-Apply direct pressure
What is the first aid for a serious burn? - ANSWERS-Run Cold water
over it. If serious then seek medical attention
Every electrician should have a complete first aid kit - ANSWERS-
True
A glass B fire extinguisher is used for what? - ANSWERS-Oil and
grease fires
What class fire extinguisher is required for an electrical fire? -
ANSWERS-Class C or BC
The fire extinguisher carried in your service vehicle should be what
class? - ANSWERS-BC
Lockout tagout programs and training are an OSHA requirement? -
ANSWERS-True
Who is responsible or supplying lockout tagout equipment -
ANSWERS-The employer
,Who is responsible for lockout tagout training? - ANSWERS-The
employer
Who is responsible for using the lockout equipment when servicing
equipment? - ANSWERS-The tech
How many locks must be used to lockout a power source -
ANSWERS-One for every person working on the equipment
Who is the only person allowed to remove a lock use don a lockout
device? - ANSWERS-the person who installed it, or a supervisor only
after ensurng the person is no longer on the jobsite, and has no part of
his duties on the job incomplete.
What do the following prefixes mean? Micro,Kilo,Mega,Milli -
ANSWERS-1/1,000,000, 1000, 1,000,000, 1/1000
If you know the wattage and voltage, how do you determine the
current? - ANSWERS-Divide the wattage by the voltage
If you know the voltage and current how do you determine the
wattage? - ANSWERS-Multiply voltage times current
If a circuit is supplied with 100 volts and the total resistance of the
circuit is 200 ohms, how much current will the circuit draw? -
ANSWERS-.5 amps
, If a piece of equipment is supplied 208 volts and the amp meter
clamped to the hot line reads 20 amps, what is the wattage of the
load? - ANSWERS-4160 Watts
How much voltage is in one hot line? - ANSWERS-None
What happens to current in a parallel circuit? - ANSWERS-It divides
across resistances
what happens to voltage across the loads in a parallel circuit? -
ANSWERS-stays the same
what happens to the voltage across the loads in a series circuit? -
ANSWERS-it divides across the resistances
what happens to the current in a series circuit? - ANSWERS-It stays
the same everywhere
in a parallel circuit the total resistance of the circuit will always be
less than what resistance? - ANSWERS-the smallest resistance
how do you find the total resistance of a series circuit? - ANSWERS-
add the resistances together
how do you find the total resistance of a parallel circuit? -
ANSWERS-1/RT = 1/R1 + 1/R2 + 1/R3 ...