Alternating Current vs Direct Current Questions

• If a voltmeter measures a sine wave as 500 mV, what would be its average value?
• AC effective voltage is named:
• What is the name of a device that converts sound waves to electrical waves?
• What is the average value of a 12 V peak wave?
• If the frequency of a radio wave is increased, then its wavelength will:
• A triangle wave consists of repeating:
• One oscilloscope selector knob that allows the major and minor divisions of the graticule to be used to determine a waveform period is called a:
• What term expresses the frequency of a rectangular wave?
• One adjustable knob on the oscilloscope that allows the trace to be aligned with a reference graticule is called the:
• What is the peak value of a household appliance that uses a 230 V ac source?
• The magnitude that an alternation varies from zero is called its:
• What voltage will an ac voltmeter display?
• The power that is distributed from a power plant to your home is:
• What does the CRT oscilloscope display?
• Which percentages of full-amplitude rise time are used for a pulse wave?
• What is the waveform period of a square wave signal that horizontally covers 3 major divisions per cycle? (time/cm = 50 ms)
• A sine wave reaches maximum positive voltage at:
• How long would it take to transmit an electromagnetic wave to a receiving antenna 1,000 miles away?
• What is the period of a 16 MHz sine wave?
• What is the peak-to peak voltage of a 56 Vrms ac voltage?