DESIGNER APPRENTICE TEST Flashcards
-2 TO THE 4TH POWER
-16
3(5X-2) = 9X-12
X=-1
ELECTROMOTIVE FORCE IS? (ELECTROMOTIVE PRESSURE)
VOLTAGE
44W VACUUM AT 110V. HOW MANY AMPS?
.4 AMPS
³√64
4
A VEHICLE GOES 240 MILES ON 8 GAL, 212 ON 7.5 AND 251 ON 8.2. WHAT IS THE AVERAGE MPG
29.6 (ADD THE MILES AND THEN ADD ALL GALLONS AND DIVIDE
WHAT HEIGHT DO YOU NEED FALL PROTECTION?
6’
HOW FAST DOES ELECTRICITY TRAVEL?
186,000MPS (SPEED OF LIGHT)
WHAT UNIT OF MEASURE IS USED FOR IMPEDANCE?
OHMS
IF YOU HAVE A POLE 12” IN DIAMETER, WHAT IS THE CIRCUMFERENCE?
37.68 (2PIR, OR PI*D)
OPPOSITION TO THE FLOW OF ELECTRONS
RESISTANCE
CONVERT 44CM TO FEET GIVEN THAT 1 INCH EQUALS 2.54CM
1.44 FEET
2.45MILLIAMPS IS HOW MANY AMPS?
.00245A
4 KILOVOLTS IS HOW MANY VOLTS?
4,000
HOW MANY DEGREES DO THE INSIDE ANGLES OF A RIGHT TRIANGLE EQUAL?
180
OHMS LAW STATES THAT CURRENT IS PROPORTIONAL TO?
VOLTAGE
OHMS LAW EXPRESSED AS?
OHMS LAW (V=IR & P=V*I)
A GUY WIRE IS ATTACHED 1’ FROM THE TOP OF A 70’ POLE THAT IS BURIED 10% OF ITS LENGHTH +2FT. THE WIRE IS ANCHORED 80 FT FROM THE BASE OF THE POLE. HOW LONG IS THE GUY WIRE?
100’
TRUCK INSPECTIONS ARE DONE?
DAILY
IF A MAYDA IS IN PROGRESS…?
STAY CLEAR ON THE RADIO (MAINTAIN RADIO SILENCE)
6 TO THE -2 POWER?
1/36
WHAT DOES OSHA STAND FOR
OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION
WHAT IS THE PURPOSE OF OSHA?
TO PROTECT THE WORKER/WORKER SAFETY/PRESERVE HUMAN LIFE
YOU CAN NOT BE FIRED FOR FILING A COMPLAINT AGAINST YOUR EMPLOYER?
TRUE
A TRAILER HOLDS 16,675LBS AND A GALLON OF OIL WEIGHS 23LBS, HOW MANY GALLONS CAN A TRAILER HOLD?
725 GALLONS
A TRANSFORMER HOLDS 480 GAL OF OIL AND YOU CAN FILTER 80GAL AN HOUR. HOW LONG DOES IT TAKE TO FILTER IT ALL?
6 HOURS
BEFORE OPERATING A TEP VEHICLE YOU SHOULD?
CHECK SURROUNDING AREA
DEFINE SHORT CIRCUIT
LOW RESISTANCE PATH TO SOURCE
WHAT IS THE PURPOSE OF A TAILBORD?
HAZARDS ON JOB, WORK TO BE DONE (SCOPE), JOB ASSINGMENTS
IT TAKES 45 MINUTS TO CLEAN ALL CONTACTS ON A BREAKER, YOU ARE ASSIGNED A SUBSTATION WITH 12 BREAKERS, HOW LONG WILL IT TAKE TO CLEAN?
9 HOURS
GUY NUMBER 1 PAINTS A HOUSE IN 5HR, GUY NUMBER 2 PAINTS THE SAME HOUSE IN 10 HOURS, HOW LONG WILL IT TAKE THEM TO PAINT IT TOGETHER?
3.33 HOURS
1/5X + 1/10X = 1 (CHECK ON THIS)
WHAT DOES A VOLT METER TEST
VOLTS
WHAT DOES AN AMP METER TEST?
CURRENT
WHAT IS THE PUPOSE OF A NEUTRAL WIRE IN A SYSTEM?
RETURN PATH FOR CURRENT TO SOURCE
IF A BULB BURNS OUT IN A STRING OF LIGHTS AND NO LIGHTS WORK WHAT KIND OF CIRCUIT?
SERIES CIRCUIT
GIVE VALUE OF 4 THOUSANTHS IN DECIMAL FORM
.004
YOU MUST INSPECT RUBBER GLOVES AND PROTECTIVE GLOVES BEFORE EACH USE
TRUE
WHO IS RESPONSIBLE FOR YOUR SAFTEY?
YOU ARE
HOW MANY HERTZ IN A KILOHERT?
1000 HERTZ
56 PENCILS BROKE WHICH WAS 7% OF THE BOX. HOW MANY PENCILS ARE IN THE BOX?
800
WHAT IS THE TOTAL DEGREES OF THE THREE ANGLES IN A RIGHT TRIANGLE?
180 DEGREES
14KV = HOW MANY VOLTS?
14000V
4000TH IN DECIMAL FORM
.004
WHAT SHOULD YOU DO IF YOU SEE A DOWNED POWER LINE?
ANSWER IS NONE OF THE ABOVE
WHY IS THERE OSHA?
MAINTAIN SAFE AND HEALTHY CONDITIONS
WHAT SHOULD YOU DO BEFORE YOU GET INTO A VEHICLE?
WALK AROUND TO MAKE SURE IT CLEAR
CURRENT IS PROPORTIONAL TO ____
VOLTAGE
RESISTANCE OPPOSES _____
CURRENT
IMPEDENCE IS MEASURED IN _____
OHMS
THERE ARE 60 QUESTIONS ON A TEST, YOU GOT AN 85% ON THE TEST. HOW MANY QUESTIONS DID YOU GET RIGHT?
51
BALL A IS TWICE AS BIG AS BALL B. BALL B IS TWICE AS DENSE. WHICH IS HEAVIER?
BALL B
A POLE IS 12’ IN DIAMETER. WHAT IS THE CIRCUMFERENCE?
37.68
ELECTROMAGNETIC FORCE IS?
VOLTAGE
2.5 TON JACK CAN LIFT HOW MANY LBS?
5,000 LBS. 1 TON IS 2,000 LBS
A 85’ POLE IS BURIED AT 10% + 1.5FT. HOW MUCH OF THE POLE IS STICKING OUT OF THE GROUND?
75 FEET