Sine Wave
Unknown Values
Power in AC Circuits
Components of a Transformer
Extra
100

Frequency equals = ?

What is cycles/seconds?

100

What does ELI the ICE man stand for?

What is voltage leads in an Inductive?

Current (capacitive) leads voltage

100

How do you find true power in a circuit?

What is True Power = I2R

100

What are the three components of a transformer?

What is Primary winding (connected to source voltage), Secondary winding (connected to the load), core that supports the coils or windings.
100

What is the unit of measure for Line side going to the generator or transformer?

What is kVA?

200

Time period in seconds =

What is 1/f? Where f is frequency?

200

DC is blocked by a capacitor, true or false?

What is true?

200

What is the function of an inductor and capacitor?

What is to store and release energy?

200

What basic principle does a transformer operate on?

What is transfers electrical energy from one circuit to another through.. Electromagnetic induction

200

List three examples of resistive loads?

What is lighting, heating element, toaster?

300

How is the decimal derived in average value?

What is 2/3.14?

300

What are the three factors that affect capacitance?

What is the area of the plates, distance between the plates, dielectric permittivity?

300

Power factor is described as what formula?

What is power factor=true power/apparent power

300

What is power loss known as in a transformer?

What is eddy currents?

300

What is the most fundamental Ohms Law equation?

What is V=IxR?

400

What about for Effective Value or RMS? How is that decimal derived?

What is square root of 2?
400

In purely resistive circuits what is going on with current and voltage?

What is in phase?

400

What is pythagorean theorem?

What is A2+B2=C2

400

What is the turns ratio formula?

What is EPNS=ESNP

400

The number of cycles per second an alternating electric current undergoes is called?

What is Frequency?

500

Give me two types of NONSINUSOIDAL waveforms.

What is sawtooth, and square wave?

500

What does RLC stand for?

What is Resistive, Inductive, and Capacitive.

500

Power consumption in a circuit is measured in what?

What is Watts?

500

What do the dots on a transformer schematic denote?

What is polarity? In phase, out of phase?

500

Which of the following conditions exist in a circuit of pure inductance?

What is voltage and current are 90 degrees out of phase?

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