____ Enables Users to Speak to Other Users Over the Internet

question 99

Multiple Choice

____ enables users to speak to other users over the Internet (instead of the public switched telephone network) .

• A)IrDA
• B)CAD
• C)VoIP
• D)POST

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Definitions:

Fundamental Power Frequency

The primary frequency at which an electrical system is designed to operate, typically 50 or 60 Hz in most regions.

Harmonics

Oscillations at integer multiples of the fundamental frequency in an electrical signal, often considered unwanted distortions.

True-RMS Ammeter

An instrument that accurately measures the current in a circuit by calculating the root mean square of the waveform, suitable for both AC and non-sinusoidal conditions.

Harmonic Distortion

A distortion that occurs in a signal when there are frequencies in the output that are integer multiples of the fundamental frequency, affecting the signal's waveform.