Good Luck
A switch with an ON position has how many poles and throws? (Acronym)
SPST
Insulator has _____ (more/less) free electron than Conductors.
More
What is the current of a circuit with a 50 ohm resistor, that consumes 800 watts of power?
Square root 800x50
Convert 3.56 A to mA.
3,560mA
Find RT circuit given R1=120 ohms R2= 240 ohms and R3=600 ohms
70.6 ohms
_____ poles will attract and like poles will repel each other.
Unlike/Opposite
The total resistance of a parallel circuit is ____ than the ______ resistor value?
less and lower
What is the power dissipated in a circuit with a 480 volts and 48 ohms
4.8k
10
3,110 Ohms
What’s the source voltage of a circuit with (2) 100 ohms resistors in parallel and a total of 6 Amps.
300 V
How tall am I?
6’6”
To measure the resistance of a component, the component needs to be a part of the circuit with the power on?
T/F plus correct answer.
False- Power off with component removed from the circuit.
With the Left hand rule for conductors, your thumb signifies ______?
Current flow through conductor
11
.0179 A
What’s the current through R4 if I1= 18, I2= 32A I3= 26A IT= 84A
I4 = 8A`
First one to raise their hands!
Correct
Draw it out 14
266 2/3 W
T/F. To increase the strength of an electromagnet, you can decrease the number of turns, the spacing between coils, and increase the current.
False, increase number of turns, spacing between coils and increase the current.
12
13,500 mA
What does the E stand for in ohms law?(Full name)
Electromotive Force
A DC generator uses a Commutator while an AC generator uses slip rings to
Produce Power
What’s the first step in using the Principle of Superposition?
Remove source E2 and replace with a short
On paper, pretend it doesn’t exist.
When current moves thru a conductor it creates a ______ field?
By coiling that conductor you can create an _______magnet?
Magnetic field
Electromagnet
13
.036 A
What are the parts, to a ac generator?
Poles, brushes, armature, slip rings