What is the unit of capacitance?

• volt
• ohm
• ampere
• farad

The gain of an amplifier is defined as the ratio of which two quantities?

• Input voltage to output voltage

• Output voltage to input voltage

• Input current to output current

• Output current to input current

Which filter allows signals with frequencies lower than a certain cutoff frequency to pass through?

• Low-pass filter
• Band-pass filter
• High-pass filter
• Notch filter

What is the binary equivalent of the decimal number 10?

• 1010
• 1111
• 1100
• 1000

Which flip-flop changes its state on the rising edge of the clock signal?

• SR Flip-Flop

• D flip-flop

• T flip-flop

• JK flip-flop

What is the primary function of a multiplexer in digital circuits?

• To store data

• To convert analog signals to digital signals

• To select one of several input signals and forward the selected input to a single output line

• To perform arithmetic operations

What is the purpose of a thyristor in power electronics?

• To amplify signals

• To convert AC to DC

• To act as a switch

• To store electrical energy

In a memristor, the resistance depends on:

• Temperature of the environment
• Size of the memristor
• Frequency of the applied voltage or current
• History of the applied voltage or current

Which of the following is a type of power semiconductor device?

• Transistor

• Diode

• Thyristor

• Capacitor

Which modulation technique is most resistant to noise

• Amplitude Modulation (AM)

• Frequency Modulation (FM)

  C

• Phase Modulation (PM)

• Pulse Modulation