DC Theory
AC Theory
Magnetism Review
Basic Electrical Questions
Class Policies
100

WHAT IS THE UNIT OF MEASUREMENT FOR AN ELECTROMOTIVE FORCE?

VOLT

100

AS A GENERATOR COIL ROTATES 180 DEGREES, THE OUTPUT VOLTAGE GOES THROUGH HOW MANY CYCLES?

1/2 CYCLE

100

What is used to convert electrical energy to a rotating mechanical force on a motor's shaft?

Electromagnetism

100

WHAT COLOR IS THE GREEN GROUNDING SCREW?

GREEN

100

WHAT TIME DOES CLASS START AND END?

STARTS AT 5:30

ENDS AT 8:20

200

IN A SERIES CIRCUIT WITH A 10V SOURCE, WHAT IS THE TOTAL CURRENT IF THERE ARE 3 RESISTORS WITH THE FOLLOWING VALUES:  7.2 OHMS, 2.55 OHMS, AND 250 milliOHMS?

1 AMP

200

WHAT IS THE TOTAL OPPOSITION TO CURRENT FLOW IN AN AC CIRCUIT?

IMPEDANCE

200

What is the ability of an inductor in one circuit to induce a voltage in another circuit or conductor?

Mutual induction

200

WHAT TYPE OF DEVICE CAN ONLY BE MOUNTED TO A TOILET?

FLUSH MOUNT DEVICE

200

WHAT 3 BOOKS ARE REQUIRED TO BE BROUGHT TO EACH CLASS?

APPROPRIATE LESSON BOOK, CODE BOOK, NOTEBOOK

300

A BATTERY WITH 9V AND 2A CONNECTED IN PARALLEL WITH AN IDENTICAL BATTERY WILL HAVE HOW MANY TOTAL VOLTS AND HOW MANY TOTAL AMPS?

9V AND 4A

300

IN A 3-PHASE SYSTEM, HOW MANY DEGREES OUT OF PHASE ARE EACH PHASE WITH EACH OTHER?

120 DEGREES

300

What is the ability of a material to conduct magnetic flux called?

Permeability

300

WHAT TYPE OF LOCKED FIXTURE CANNOT BE UNLOCKED?

A KEYLESS FIXTURE

300

HOW MANY ABSENCES DO I ALLOW YOU TO MAKE UP BEFORE THE TRAINING DIRECTOR GIVES YOU A VERBAL WARNING?

ZERO

400

KIRCHOFF'S VOLTAGE LAW STATES THAT THE SUM OF THE VOLTAGE DROPS AROUND A CLOSED CIRCUIT IS EQUAL TO WHAT?

THE SOURCE VOLTAGE OF THE CIRCUIT

400

WHAT IS THE FORMULA FOR CALCULATING THE EFFECTIVE VOLTAGE WHEN PEAK VOLTAGE IS KNOWN?

VEFF = VPK * 0.707

400

What factor primarily determines the magnitude of the voltage produced by electromagnetic induction?

The strength of the magnetic field

400

WHEN DEALING WITH CONDUIT, THE OUTSIDE DIAMETER MUST BE LARGER THAN WHAT?

THE INSIDE DIAMETER, OR THE HOLE WILL BE ON THE OUTSIDE

400

WHEN ARE YOUR OJT TRAINING HOURS FOR THE MONTH OF AUGUST DUE ON THE TRADESCHOOL WEBSITE?

SEPTEMBER 1

500

KIRCHOFF'S CURRENT LAW STATES THAT THE CURRENT ARRIVING AT ANY JUNCTION POINT IN A CIRCUIT IS WHAT?

EQUAL TO THE CURRENT LEAVING THAT JUNCTION

500

WHAT IS THE OPPOSITION TO THE FLOW OF AC CAUSED BY INDUCTANCE?

INDUCTIVE REACTANCE

500

What are the invisible lines of force that make up the total quantity of a magnetic field called?

Magnetic lines of flux or magnetic flux

500

WHEN PULLING 4/0 THRU A 1/2" PVC CONDUIT, WHAT DOES PVC STAND FOR?

PIPE VERY CROWDED

500

WHERE IS THE ONLY DOOR THAT IS TO BE USED FOR ENTERING AND EXITING THE BUILDING IN NON-EMERGENCY CIRCUMSTANCES?

THE FRONT DOOR