General Class

What letter is used to represent reactance?

What occurs in an LC circuit at resonance?

What dB change represents a factor of two increase or decrease in power?

How does the total current relate to the individual currents in a circuit of parallel resistors?

How many watts of electrical power are consumed if 400 VDC is supplied to an 800-ohm load?

How many watts of electrical power are consumed by a 12 VDC light bulb that draws 0.2 amperes?

How many watts are consumed when a current of 7.0 milliamperes flows through a 1,250-ohm resistance?

What is the PEP produced by 200 volts peak-to-peak across a 50-ohm dummy load?

What value of an AC signal produces the same power dissipation in a resistor as a DC voltage of the same value?

What is the peak-to-peak voltage of a sine wave with an RMS voltage of 120 volts?

What is the RMS voltage of a sine wave with a value of 17 volts peak?

What percentage of power loss is equivalent to a loss of 1 dB?

What is the ratio of PEP to average power for an unmodulated carrier?

What is the RMS voltage across a 50-ohm dummy load dissipating 1200 watts?

What is the output PEP of an unmodulated carrier if the average power is 1060 watts?

What is the output PEP of 500 volts peak-to-peak across a 50-ohm load?

What causes a voltage to appear across the secondary winding of a transformer when an AC voltage source is connected across its primary winding?

What is the output voltage if an input signal is applied to the secondary winding of a 4:1 voltage step-down transformer instead of the primary winding?

What is the total resistance of a 10-, a 20-, and a 50-ohm resistor connected in parallel?

What is the approximate total resistance of a 100- and a 200-ohm resistor in parallel?