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WorksheetsSession 5 electronics review 2
Total questions: 10
Worksheet time: 5mins
What precaution should be taken to prevent ESD (electro-static discharge) from potentially damaging electrical components?
Touch something metal before working on components
Touch something wool before working on components
Touch something cloth before working on components
Touch something wood before working on components
What is the fourth lead of an FET (field effect transisor) called?
Ground
Base
Bottom
Lead
Capacitors block ____ voltage and allow ____ voltage.
DC, AC
AC, AC
Low, high
High, low
VPWR is: _____ while VREF is: _____
12, 5
5, 12
12, 12
5, 5
When a diode is shorted it has:
low resistance in both directions
High resistance in both directions
High resistance in only one direction
Diodes cannot be shorted
What is the purpose of a capacitor in an electrical circuit?
To store electrical energy
To regulate voltage
To amplify current
To convert AC to DC
What is the function of a diode in an electrical circuit?
To control the flow of current
To store electrical energy
To amplify voltage
To convert DC to AC
What is the purpose of a resistor in an electrical circuit?
To limit the flow of current
To store electrical energy
To amplify voltage
To convert AC to DC
What is the function of a transistor in an electrical circuit?
To amplify and switch electronic signals
To store electrical energy
To regulate voltage
To convert DC to AC
In what mode does a photo diode conduct electricity?
Photovoltaic
Photoconductive
Photoredundant
Photoamperic
