Electronic Principles Questions

• 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 dielectric material is:
• The rise time of a pulse waveform is the time required for the voltage to rise:
• A device that converts mechanical into electrical energy is?
• What is the capacitive reactance of a 0.1 micro F capacitor that is operating at 1000 Hz?
• A transformer has a primary voltage of 120 V rms and a secondary voltage of 25 V rms. If the secondary current is 1A rms, what is the primary current?
• Which one of the following statements is true for current flowing in a parallel circuit?
• Suppose the zener diode has a breakdown voltage of 10 V and zener resistance of 8.5 W, what is the additional voltage when the current is 20 mA?
• A high-pass filter:
• The value of a capacitor can be made larger by:
• The Norton current is sometimes called the
• In a transistor operates at the middle of the load line, an increase in the base resistance will move the Q point
• In a step-down transformer, which is larger?
• The basic unit of measurement for current is the:
• The graph of current gain versus collector current indicates that the current gain
• Which one of the following statements is true for the voltage in a parallel RC circuit?
• The total impedance of a series RLC circuit:
• The equivalent of 1 megohms is:
• Suppose a current source has an Ideal current of 10 mA and an internal resistance of 20 MW. For what values of load resistance will the current source appear stiff?