Related Questions

The term 'choke' is more commonly used in connection with an inductor used to block off high frequencies.
A True
B False
An ohmmeter is connected across an inductor and the pointer indicates zero ohms. The inductor is
A Good
B Open
C Shorted
D Partly shorted
The lower and upper cut off frequencies are also called ___________ frequencies
A Sideband
B Resonant
C Half-resonant
D Half-power
A band-stop filter passes frequencies between its lower and upper critical frequencies and rejects all others.
A True
B False
Frequencies above ___________ kHz are called radio frequencies
A 2
B 10
C 50
D 200
In an RL high-pass filter, the output is taken across the inductor and the output leads the input.
A True
B False
Lag compensation permits a high gain at low frequencies.
A True
B False
The current gain of a bipolar transistor drops at high frequencies because of
A Transistor capacitances
B High current effects in the base
C Parasitic inductive elements
D The early effect
Generally, the gain of a transistor amplifier falls at high frequencies due to the
A Internal Capacitance of the device
B Coupling capacitor at the input
C Skin effect
D Coupling capacitor at the output
For attenuation of high frequencies we should use
A Shunt capacitance
B Series capacitance
C Inductance
D Resistance

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