Transistor and Diode Quiz

What is the primary function of a BJT transistor?

• To measure voltage

• To convert AC to DC

• To store energy

• To amplify current

In a BJT, what does the term 'Ic' represent?

• Voltage across the collector

• Collector current

• Emitter current

• Base current

What is the typical voltage drop across a silicon diode when it is forward-biased?

• 0.3V

• 0.6V

• 1.2V

• 0.7V

Which mode of operation is characterized by a transistor being fully on?

• Saturation mode

• Active mode

• Cutoff mode

• Reverse mode

What does 'VBE' stand for in a BJT?

• Emitter-Base Voltage

• Collector-Emitter Voltage

• Base-Collector Voltage

• Base-Emitter Voltage

In a transistor, what does 'IB' represent?

• Emitter current

• Base current

• Voltage across the base

• Collector current

What is the relationship between 'IB', 'Ic', and 'IE' in a BJT?

• IB = Ic + IE

• Ic = IB + IE

• Ic = IB - IE

• IE = IB + Ic

What happens to a BJT in cutoff mode?

• It does not conduct current

• It amplifies the input signal

• It conducts maximum current

• It operates at high frequency

Which component is used to control the current in a circuit?

• Resistor

• Capacitor

• Inductor

• Diode

What is the primary role of a diode in a circuit?

• To allow current to flow in one direction

• To allow current to flow in both directions

• To store electrical energy

• To amplify signals