NEW
Font size
WorksheetsTech Quiz
Total questions: 25
Worksheet time: 8mins
What is the unit of electric charge?
⚡ voltage
Coulomb
Ampere
Ohm
Ohm’s Law states that V = IR, where R is
Current
Resistance
Resistor
Power
Which of the following is a passive component?
Transistor
Diode
Capacitor
MOSFET
What is the binary equivalent of decimal 10?
1001
1010
1100
1111
Which number system is used in digital systems
Binary
Hexadecimal
Decimal
Octal
A step-down transformer
Increasees current
Increases voltage ⚡
Decreases current
Decreases voltage
Which of the following is an active electronic component?
Resistor
Capacitor
Inductor
Transistor
What is the primary function of an operational amplifier (Op-Amp)?
voltage amplification
Current amplification
Frequency division
Power regulation
What is Nyquist rate
Half the sampling frequency
Twice the bandwidth of the signal
The same as the signal bandwidth
The inverse of the signal frequency
A JK flip-flop has how many inputs?
1
2
3
4
What is the maximum value of a 4-bit binary number?
16
15
17
8
The SI unit of inductance is:
Ohm
Farad
Henry
Coulomb
In a BJT, which region is the narrowest?
Collector
Base
Emitter
Substrate
Which logic gate gives an output of 1 only when all inputs are 1
AND
OR
EXOR
NAND
The voltage across a forward-biased silicon diode is typically:
0.7V
1.3V
0.3V
2.5
Kirchhoff’s Current Law (KCL) is based on the law of:
Conservation of energy
Conservation of charge
Conservation of momentum
Conservation of mass
Which device is primarily used to convert light signals into electrical signals in fiber optic communication
Photo Diode
Photo Resistor
Photo Transistor
Laser
In digital communication, what does the term 'bit rate' refer to
The number of bits per sample
The number of bits transmitted per second
The total number of bits in a message
The amount of data stored in memory
What is the function of a rectifier?
Amplify signals
Convert DC to AC
Filter signals
Convert AC to DC
The sampling theorem is also known as:
Shannon’s theorem
Fourier theorem
Gauss theorem
Laplace theorem
Which type of circuit generates a sine wave output?
Amplifier
Filter
Rectifier
Oscillator
In a half-wave rectifier, the output frequency of the rectified waveform is:
Half the input frequency
Twice the input frequency
The same as the input frequency
Double the input frequency
Who is known as the father of modern physics and is famous for the theory of relativity?
Isaac Newton
Albert Einstein
Nikola Tesla
Galileo Galilei
Which scientist is known for developing the periodic table of elements?
Antoine Lavoisier
Dmitri Mendeleev
John Dalton
J.J. Thomson
What does the map() function do in Python
It sorts a list.
checks whether the given variables are same
It applies a given function to all items in an iterable
It merges two lists
