How many types of flow are there in a semiconductor?
Which one of the following phrases best describes residual magnetism?
The knee voltage of a diode is approximately equal to the
Which one of the following statements is true for the currents in a parallel RC circuit?
A certain electromagnet hasturns of wire. How much current must flow through the coil in order to generate an mmf ofampere-turns?
Holes are the minority carriers in which type of semiconductor?
A battery is a device composed of one or more:
Which one of the following devices is most often used for measuring opposition to current flow in a circuit?
A transformer has a primary voltage ofV rms and a secondary voltage ofV rms. If the secondary current isrms, what is the primary current?
A zener regulator has an input voltage fromtoV and a load current from 5 tomA. If the zener voltage is 6.8 V, what value should the series resistor have?
Which one of the following statements is true for current flowing in a series circuit?
If a load resistance is 1 kW, a stiff current source has a resistance of
Doubling the number of turns of wire in an inductor:
Doubling the operating voltage of a purely capacitive circuit:
What form of energy is used to maintain an imbalance of charges between the terminals of a battery?
Household light bulbs have a given power rating, and they operate atV. Which one of the following equations most directly provides the current rating of these light bulbs?
The rms value of a sine waveform is:
The total inductance of a series inductor circuit is:
A flashlight battery has internal resistance of 1W. For what values of load resistance does the flashlight battery appear stiff?
A farad is defined as the amount of capacitance necessary for:
How much current flows through a 0.02-H choke that is operating from a 12-V ac, 100-Hz source?
Which one of the following statements best applies to a parallel RLC circuit?
Which one of the following phrases most accurately describes a purely inductive circuit?
Which one of the following is a direct statement of Ohm's law?
When the graph of current versus voltage is a straight line, the device is referred to as
The number of free electrons and holes in intrinsic semiconductor increases when the temperature
What is the capacitive reactance of a 0.1 micro F capacitor that is operating atHz?
The transistor has a collector current ofmA and a base current ofmA. What is the current gain of the transistor?
The equivalent of 1 micro A is:
A high-pass filter:
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