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10 questions
Zener diode acts as a
rectifier
voltage regulator
potentiometer
galvanometer
Identify the electronic symbol.
Diode
Photodiode
Reflective diode
Light Emitting Diode
What electronic component allows current to flow in one direction only?
Resistor
LED
Diode
Switch
Which of the following is the correct transistor circuit symbol?
Doping is a process of adding a certain amount of specific impurities to semiconductor. What is the purpose of doping?
To increase the resistance of semiconductor
To increase the thermal energy of semiconductor
To increase the temperature of the semiconductor
To increase the conductivity of the semiconductor
What is the function of a diode?
Acts as a current amplifier
Acts as an automatic switch
Stores electric charge
Allows the current to pass in one direction only
What is this?
Television
Pot?
LDR
Resistor?
what is an oscillator?
an amplifier
a power supply
a multimeter
a signal generator
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