Skills and Trades

All the laws and formulas that apply to DC circuits also apply exactly the same way to AC purely ...

Started by rissygurl1124

A current flow of 1 A DC will produce the same amount of heat in a resistor as an AC current of 1 A peak.

Started by poopoo

Where the RMS voltage is 100 the peak value is ________ volts.

Started by Ethanolson3

When connecting the output of an alternator to a grid system, the alternator must have equal ...

Started by C0DxHalo

What is the peak value if the RMS value is 240 volts?

Started by yagurl

The two axes of alternating voltage and current on a sine wave are graphic representations of

Started by byomi

The power consumed on the balanced three-phase circuit shown is:

Started by isam

The period of an AC waveform is:

Started by mccallkeeler

The peak current of a circuit is ________ the RMS current.

Started by madimontg

The generator principle is based on the fact that:

Started by Scollins7

The effects of Eddy Currents and Skin Effect in AC circuits act to

Started by isam

The alternator connection shown would be classified as a ________ connection.

Started by majortom123

Ten amperes effective alternating current will have the same heating effect as ________ ampere direct current.

Started by markburs

Phase differences are expressed in:

Started by Labomba

Often in calculations of values in three-phase systems, the square root of three occurs. The ...

Started by isam

Most commercial and industrial installations require ________ distribution systems.

Started by unreallynx

In a three-phase alternator connection, the voltage measured directly across one of the windings is ...

Started by lingual

If a sine wave has a peak value of 220 V, what is the rms value?

Started by urmomsucks

Generating a voltage by rotating a coil at a constant rate through a magnetic field results in a voltage that:

Started by ahunt13

For the single-phase residential supply system shown, the voltage from Line 2 to Ground would be:

Started by unreallynx

For the single-phase residential supply system shown, the voltage from Line 1 to Neutral would be:

Started by tashina2013

For the single-phase residential supply system shown, the voltage from Neutral to Ground would be:

Started by olivia_rose

For the 208/120 Volt three-phase four-wire system shown, the voltage supplied to the lights would be:

Started by sh03641

For the 208/120 Volt three-phase four-wire system shown, the voltage from A to B would be:

Started by ega16

Each phase of three-phase AC power is offset by:

Started by Labomba