DC Theory, Level I
I Should Know This
This is "Electric"
NEC
Seasons
100

You have a 10 ohm, 20 ohm and 30 ohm resistor connected in series to a 24 volt source. This is the number of paths for current flow found in this series circuit.

one

100

Numbers like 4 3/4, 5 1/2, and 10 3/16 are examples of these types of numbers.


mixed numbers

100

Farmers often use this to keep animals out or in.

Electric fence

100

This is the type of rule in the NEC that is specifically required or prohibited by the terms "shall"
 of "shall not".

mandatory rule

100

This is the day that spring usually begins in the Northern Hemisphere.

March 21st

200

This is the total opposition to current flow in a DC circuit.

resistance

200

This is the name of the side that is directly across from the 90 degree angle on a right triangle.

hypotenuse

200

Prisoners in some states may find their end of the road here.

Electric chair

200

Explanatory material is included in the NEC in the form of this type of note.

informational notes

200

A period of mild weather occurring in late autumn or early winter creates this kind of summer?

Indian Summer

300

A heating element in a heater has a resistance of 25 ohms and draws a current of 10 amperes.  This is the amount of power in kilowatts that is dissipated in the heater.

2.5 kW

300

This is X in the following probem. 

112 ÷ X = 32

3.5

300

For a charged up time you may find it on this road in the city.

Electric avenue

300

Electrical equipment shall be installed in this type of manner.

neat and workmanlike

300

Each spring and fall, ducks and geese migrate from one feeding ground to another along certain routes. This is the name of the migration routes for the waterfowl.

Flyways

400

The name of the formula most often used for all calculations in a DC series or parallel circuit.

Ohms Law

400

This is C in the following equation.                                                                                                   (Given: A = 18, B =8, D = 4)     

  A = BC ÷ D

9

400

This is the term applied to power being generated with flowing water.

Hydroelectric

400

Approval of electrical equipment is the resposibility of this person.

Authority having jurisdiction

400

According to folklore, this item can be balanced on it’s end the first day of Spring.

An egg

500

A series/parallel circuit is also known as this type of circuit.

combination circuit

500

This is the type of sexual harrasment that can only be committed by a supervisor or someone who can effect the victim's employment.

Quid pro quo

500

This is commonly seen during the celebration at many weddings.

Electric Slide

500

The NEC indicates that an area outdoors but located under canopies (like a porch) would be this type of location.

damp location

500

This is the name used by meteorologists to describe the first day of spring. (Part of the name sounds like a car)

Vernal Equinox