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Course: American System Physics
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American System Physics

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23.0 Solid-State Electronics: Conduction in Solids and Electronic Devices – Check yourself

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Solid-State Electronics American Physics check yourself quiz: free practice for American System Physics. Work through this Solid-State Electronics American Physics check yourself quiz and get instant feedback on every answer. If you get stuck, review the 23.3 Transistors, Logic Gates and Integrated Circuits — Notes lesson. More practice: American System Physics — all units. Syllabus: OpenStax free science textbooks.

1.
A device that amplifies signals is a
diode
transistor
resistor
capacitor
2.
How many doped layers does a bipolar transistor have?
Two (pn)
Three (npn or pnp)
One
Four (pnpn)
3.
Calculate the current gain of the transistor from the gradient of the characteristic graph.
Dr Dabour Hub Academy - figure 1
250
0.25
25
2500
4.
A student tests a transistor and records base and collector currents. What value of beta do these results give?
150
0.0067
15
1500
5.
A transistor has current gain 100 and collector current 50 mA. What is the base current?
5.0 A
50 mA
0.50 mA
5.0 mA
6.
A single chip on which many transistors, diodes and resistors are manufactured together is called a(n) _____.
depletion layer
rectifier
integrated circuit
photodiode
7.
Modern processors contain only a few thousand transistors. True or false?
True
True only for phones
False, they contain no transistors
False, because they contain billions of transistors
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