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Digital Electronics
Digital Electronics
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#logicgates #transistor #semiconductors #adders #amplifiers #thermistor #endoder #multiplexing
Flashcards
15 cards
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Questions
15
Answers
1
What do you need to build a NAND Gate?
A resistor and 2 transistors
an LED and 1 transistor
A resistor and 2 transistors
2 transistors and a diode
2
What is Time Division Multiplexing?
Idk
Sending information through a cable really fast
Squeezing more information down the same cable
3
How useful was this quiz?
RUBBISH :(
Amazing, fantastic, fantabulous *says sarcastically*
I now know what I don't know
Extremely helpful, thanks Mary :) *says genuinely*
4
What is Band theory?
Nothing, electrons are too lazy to jump
Electrons jumping from conduction band to valence band
Electrons jumping off a cliff
Electrons jumping from valence band to conduction band
5
How can a thermistor be described?
As temperature increases, resistance increases
As light intensity increases, the resistance decreases ;)
As temperature increases, resistance decreases
6
How many outputs?
2
4
3
10
7
What are 2 main uses of a transistor?
Amplify the current
Amplify the voltage
As an electronic switch in a circuit
Invert the current
8
What is an n-type semi conductor?
There are positive holes
There are negative holes
There is an extra proton
There is an extra electron
9
What is encoding?
How to code a computer
something really posh needed to build a computer
Reducing the number of inputs required
Increasing the number of inputs
10
What is another name for a p-type semi conductor?
Extrinsic semi conductor
Extrasic semi conductor
Intrinsic semi conductor
Intrasic semi conductor
11
What is this gate?
EOR
ENOR
NOR
OR
12
What is a p-type semi conductor?
positive hole already exists
It is made from Potassium
They liked the letter P
there is an extra charge carrier
13
What does B, and E stand for in the following?
Base
Emitter
lol I couldn't think of another one for B
Exit
14
What is Kirchoff's Law?
Ie = Ic - Ib
Ie = Ic x Ib
Ic = Ie + Ib
Ie = Ic + Ib
15
What is the number 10, in binary?
0111
1011
1010
1001