electronics quiz
DESCRIPTION
This quiz consists of three rounds related to electronics & communication engineering and general knowledge.TRANSCRIPT
Common Round
Connecting a lead from the negative to the positive of a battery will produce:
a) A high resistance circuitb) A short circuitc) A low current pathd) An open circuit
Connecting a lead from the negative to the positive of a battery will produce:
a) A high resistance circuitb) A short circuitc) A low current pathd) An open circuit
A red-red-red-gold resistor in series with an orange-orange-orange-gold resistor produces:
a) 5k5b) 35,200 ohmsc) 55kd) None of the above
A red-red-red-gold resistor in series with an orange-orange-orange-gold resistor produces:
a) 5k5b) 35,200 ohmsc) 55kd) None of the above
What type of capacitor is often used in power-supply circuits to filter the rectified AC?
a) Disc ceramicb) Vacuum variablec) Micad) Electrolytic
What type of capacitor is often used in power-supply circuits to filter the rectified AC?
a) Disc ceramicb) Vacuum variablec) Micad) Electrolytic
Which parameter should be kept constant so that Ohm’s law can be applied to a circuit?
a) Resistanceb) Currentc) Temperatured) Voltage
Which parameter should be kept constant so that Ohm’s law can be applied to a circuit?
a) Resistanceb) Currentc) Temperatured) Voltage
Which motor is NOT suitable for use as a DC machine?
a) Permanent magnet motor b) Series motor c) Squirrel cage motor d) Synchronous motor
Which motor is NOT suitable for use as a DC machine?
a) Permanent magnet motor b) Series motor c) Squirrel cage motor d) Synchronous motor
4 resistors in ascending order are:
a) 22R 270k 2k2 1Mb) 4k7 10k 47R 330kc) 3R3 4R7 22R 5k6d) 100R 10k 1M 3k3
4 resistors in ascending order are:
a) 22R 270k 2k2 1Mb) 4k7 10k 47R 330kc) 3R3 4R7 22R 5k6d) 100R 10k 1M 3k3
In a full-wave rectifier without filter, the ripple factor is
a) 0.482b) 1.21c) 1.79d) 2.05
In a full-wave rectifier without filter, the ripple factor is
a) 0.482b) 1.21c) 1.79d) 2.05
The important characteristic of emitter-follower is
a)high input impedance and high output
impedance
b)high input impedance and low output
impedance
c)low input impedance and low output
impedance
d)low input impedance and high output
impedance
The important characteristic of emitter-follower is
a)high input impedance and high output
impedance
b)high input impedance and low output
impedance
c)low input impedance and low output
impedance
d)low input impedance and high output
impedance
In class–A amplifier, the output current flows for
a) a part of the cycle or the input signal.b) the full cycle of the input signal.c) half the cycle of the input signal.d) 3/4th of the cycle of the input signal.
In class–A amplifier, the output current flows for
a) a part of the cycle or the input signal.b) the full cycle of the input signal.c) half the cycle of the input signal.d) 3/4th of the cycle of the input signal.
In an intrinsic semiconductor, the Fermi-level is
a) closer to the valence bandb) midway between conduction and
valence bandc) closer to the conduction bandd) within the valence band
In an intrinsic semiconductor, the Fermi-level is
a) closer to the valence bandb) midway between conduction and
valence bandc) closer to the conduction bandd) within the valence band
Transistor is a
a) Current controlled current device.b) Current controlled voltage device.c) Voltage controlled current device.d) Voltage controlled voltage device.
Transistor is a
a) Current controlled current device.b) Current controlled voltage device.c) Voltage controlled current device.d) Voltage controlled voltage device.
Two charges are placed at a small distance. If a glass slab is placed between them, the force between the charges will
a) Not changeb) Increasec) Decreased) Reduce to zero
Two charges are placed at a small distance. If a glass slab is placed between them, the force between the charges will
a) Not changeb) Increasec) Decreased) Reduce to zero
It is required to construct a counter to count upto100 (decimal). The minimum number of flip flops required to construct the counter is
a) 8 b) 7c) 6d) 5
It is required to construct a counter to count upto100 (decimal). The minimum number of flip flops required to construct the counter is
a) 8 b) 7c) 6d) 5
The Mutliplexer device is also called as
a) Data latching device b) Data encoder device c) Data decoder device d) Data selector device
The Mutliplexer device is also called as
a) Data latching device b) Data encoder device c) Data decoder device d) Data selector device
In boolean algebra A.B = B.A represents _________ law.
a) Commutativeb) associative c) distributive d) none of the above
In boolean algebra A.B = B.A represents _________ law.
a) Commutativeb) associative c) distributive d) none of the above
Which of the following Boolean rules is correct?
a) A + 0 = 0 b) A + 1 = 1c) A + A = A.A d) A + AB = A + B
Which of the following Boolean rules is correct?
a) A + 0 = 0 b) A + 1 = 1c) A + A = A.A d) A + AB = A + B
The three variable Boolean expression xy + xyz + x y + x y za) y + xz b) x + yzc) y + xz d) y + xz
The three variable Boolean expression xy + xyz + x y + x y za) y + xz b) x + yzc) y + xz d) y + xz
The switching speed of ECL is very high because the transistorsa) Are switched between cut off and
saturationb) Are switched between active and
saturationc) Are switched between active and cut offd) May operate in any of the three regions
The switching speed of ECL is very high because the transistorsa) Are switched between cut off and
saturationb) Are switched between active and
saturationc) Are switched between active and cut offd) May operate in any of the three regions
stands for
a) Analog Memory Devicesb) Advance Micro Devicesc) Automatic Devicesd) Analog Meter Devices
stands for
a) Analog Memory Devicesb) Advance Micro Devicesc) Automatic Devicesd) Analog Meter Devices
stands for
Peace & Globe Programming & Grouping Proctor & Gamble Proctor & Gaming
stands for
Peace & Globe Programming & Grouping Proctor & Gamble Proctor & Gaming
stands for
Global Evolution General Electronics General Electricals General Electric
stands for
Global Evolution General Electronics General Electricals General Electric
stands for
Electronics Association Election Agency Electronics Agency Electronics Arts
stands for
Electronics Association Election Agency Electronics Agency Electronics Arts
stands for
Nuclear Power Corporation of India Limited
National Power Corporation of India Limited
National Pollution Control Institute Laboratory
National Poultry Control Institute Lab
stands for
Nuclear Power Corporation of India Limited
National Power Corporation of India Limited
National Pollution Control Institute Laboratory
National Poultry Control Institute Lab
stands for
Manitoba Telecom Services Mumbai Telephone Services Mobile TeleSystems Mobile TeleServices
stands for
Manitoba Telecom Services Mumbai Telephone Services Mobile TeleSystems Mobile TeleServices
UCSLEUN
NUCLEUS
CLNEOIRESTC
ELECTRONICS
ONVOTUILE
EVOLUTION
EVWATGHLEN
WAVELENGTH
AMRICMXO
MICROMAX
ZOTCIIEPLECR
PIEZOELECTRIC
Which of the following Indian cities does not have metro train?a) Kolkata b) Mumbai c) Bangalore d) Bhubaneswar
Which of the following Indian cities does not have metro train?a) Kolkata b) Mumbai c) Bangalore d) Bhubaneswar
The recently released film 'Kai Po Che' is based on the novel
a) Lashkar b) The Loving Doll c) The Story of My Marriage d) The 3 Mistake of My Life
The recently released film 'Kai Po Che' is based on the novel
a) Lashkar b) The Loving Doll c) The Story of My Marriage d) The 3 Mistake of My Life
Most modern TV's draw power even if turned off. The circuit the power is used in does what function?
a) Soundb) Remote controlc) Color balanced) High voltage
Most modern TV's draw power even if turned off. The circuit the power is used in does what function?
a) Soundb) Remote controlc) Color balanced) High voltage
Which of the following is the most stable ecosystem ?
a) Desert b) Mountain c) Ocean d) Forest
Which of the following is the most stable ecosystem ?
a) Desert b) Mountain c) Ocean d) Forest
Which one of the following states of India has the highest urban density?
a) Maharashtrab) Punjab c) Tamil Nadu d) West Bengal
Which one of the following states of India has the highest urban density?
a) Maharashtrab) Punjab c) Tamil Nadu d) West Bengal
Compact discs, (according to the original CD specifications) hold how many minutes of music?
a) 74 mins b) 56 mins c) 60 mins d) 90 mins
a) 74 mins b) 56 mins c) 60 mins d) 90 mins
Compact discs, (according to the original CD specifications) hold how many minutes of music?
Buzzer Round
a) Capacitor, Microphone, Potentiometer, Electrolytic
b) Electrolytic, Microphone, Resistor, Capacitor
c) Capacitor, Piezo, Resistor, Electrolyticd) Electrolytic, Coil, Resistor, Capacitor
a) Capacitor, Microphone, Potentiometer, Electrolytic
b) Electrolytic, Microphone, Resistor, Capacitor
c) Capacitor, Piezo, Resistor, Electrolyticd) Electrolytic, Coil, Resistor, Capacitor
Match the logic gates in column A with their equivalents in column B
a) P–2, Q-4, R-1, S-3b) P-4, Q-2, R-1, S-3c) P–2, Q-4, R-3, S-1d) P-4, Q-2, R-3, S-1
Match the logic gates in column A with their equivalents in column B
a) P–2, Q-4, R-1, S-3b) P-4, Q-2, R-1, S-3c) P–2, Q-4, R-3, S-1d) P-4, Q-2, R-3, S-1
a) Photo transistor, switch, capacitor, coilb) Transistor, mercury switch, piezo, coil c) Photo transistor, reed switch, piezo, coild) Photo darlington transistor, reed switch,
piezo, coil
a) Photo transistor, switch, capacitor, coilb) Transistor, mercury switch, piezo, coil c) Photo transistor, reed switch, piezo, coild) Photo darlington transistor, reed switch,
piezo, coil
Which of the following is NOT associated with a p-n junction?a) Junction capacitanceb) Charge Storage Capacitancec) Depletion Capacitance d) Channel Length Modulation
Which of the following is NOT associated with a p-n junction?a) Junction capacitanceb) Charge Storage Capacitancec) Depletion Capacitance d) Channel Length Modulation
a) Ab) Bc) Cd) D
Which LED is connected correctly?
a) Ab) Bc) Cd) D
Which LED is connected correctly?
Which of the following Boolean Expression correctly represents the relation between P, Q, R and M1?
a) M1 = P OR Q XOR R
b) M1 = P AND Q XOR R
c) M1 = P NOR Q XOR R
d) M1 = P XOR Q XOR R
Which of the following Boolean Expression correctly represents the relation between P, Q, R and M1?
a) M1 = P OR Q XOR R
b) M1 = P AND Q XOR R
c) M1 = P NOR Q XOR R
d) M1 = P XOR Q XOR R
A tunnel Diode is also known as
a) Esaki Diodeb) Zener Diodec) Varactor Dioded) Point-contact Diode
A tunnel Diode is also known as
a) Esaki Diodeb) Zener Diodec) Varactor Dioded) Point-contact Diode
What is the relationship between current (I) and voltage (E) in a circuit consisting of a capacitor in series with aresistor?
a) I and E are in phase across the capacitor.
b) I leads E across the resistor. c) E leads I across the capacitor.d) I and E are in phase across the resistor.
What is the relationship between current (I) and voltage (E) in a circuit consisting of a capacitor in series with aresistor?
a) I and E are in phase across the capacitor.
b) I leads E across the resistor. c) E leads I across the capacitor.d) I and E are in phase across the resistor.
Sequential Code is________Code.
a) Gray Codeb) 8421 Codec) 5211 Coded) ASCII Code
Sequential Code is________Code.
a) Gray Codeb) 8421 Codec) 5211 Coded) ASCII Code
Which type of software can translate scanned text in to text that you can edit?
a) OCR b) ORCc) OCSd) OMR
Which type of software can translate scanned text in to text that you can edit?
a) OCR b) ORCc) OCSd) OMR