A(n) ____ changes its internal resistance when its surface is struck by light.
A) photoconductive cell
B) light-emitting diode
C) zener diode
D) bipolar junction transistor
Correct Answer:
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Q1: A diac does not conduct until a
Q3: An SCR looks very similar to a
Q4: It is not unusual for transistor amplifiers
Q5: A diode is a three-terminal device.
Q7: A diode will only conduct current when
Q7: The bipolar junction transistor (BJT) is a(n)
Q9: The AC component that causes the pulsating
Q9: Adding an impurity such as arsenic or
Q11: An N-type material contains free electrons.
Q15: _ diodes are used to provide voltage
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