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Electronic Principles

Electronic Principles
When the collector current increases, what does the current gain do?

stays the same
increases
any of the above
decreases
None of these

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Electronic Principles
Doubling the diameter of the coil in an inductor:

reduces the value of inductance by one-fourth
reduces the value of inductance by one-half
multiplies the value of inductance by two
multiplies the value of inductance by four
None of these

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Electronic Principles
At cut off, the Q point is at

infinity
middle of the load line
lower end of the load line
None of these
upper end of the load line

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Electronic Principles
When operating below its resonant frequency, a series RLC circuit has the characteristics of a:

series RC circuit
series RL circuit
purely resistive circuit
series RLC circuit operated above its resonant frequency
None of these

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Electronic Principles
What is the phase shift between total current and voltage in the circuit of a 100 ohm resistor connected in parallel with a capacitor that has a reactance of 100 ohm

180 degree
75 degree
30 degree
45 degree
None of these

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Electronic Principles
A device that converts light energy to electrical energy is called a:

solar cell
None of these
thermocouple
photo transistor
photodiode

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