Centum Electronics Placement Question Papers
Centum has rapidly grown into a diversified electronics company operating across different industry segments and offering a broad range of products and services.
Centum selection process contains three rounds
Centum Electronics Placement Test Questions |
- Written Test(Most of the cases it is offline test having 30 Multiple choice questions attempted in 60 Minutes of time,Questions come from Basic Knowledge of Electrical and Electronics concepts,Refer below)
- " Technical Interview "
- HR Interview
Centum Electronics Placement Paper Questions and Answers :-
Which of the
following represents ohms law?
V = RI
J = σE
I = GV
All
of the above
What is the
unit of Inductance?
Henry
(Symbolized H)
Motor is
converting _______ energy into ________ energy
Electrical
to Mechanical
If current
through a resistance is halved
The
resistance is halved
The
voltage is halved
The voltage
doubles
None of the
above
A Step Up
transformer _______
Step Up the
level of Voltage and Step down the level of current
Two
capacitors of capacitance 9 µF and 18 µF in series will have a total
capacitance of:
27 µF
6 pF
162 µF
180 µF
The
Biot-savarts law is a general modification of
Kirchhoff’s
law
Lenz’s law
Amperes
law
Faradays law
Which component
opposes voltage change?
Resistor
Inductor
Capacitor
Transistor
If two equal
resistances connected in series across a certain supply are now connected in
parallel across the same supply, the power produced will be __________ that of
series connection:
One-half
Four
times
One-fourth
Two times
Cells are
connected in series in order to _______
Increase the
voltage rating
The input
impedance of a transistor is _______
High
Low
Very high
Almost zero
Siemens or
Mho (℧)
is the unit of _______
Conductance
To obtain a
higher value of resistance, resistors are connected in:
Reverse
Forward
Parallel
Series
Kirchhoff’s
laws (KCL and KVL) are applicable to:
DC circuits
AC circuits
Passive
networks alone
DC as
well AC circuits
If the
resistance in a circuit with constant voltage increases, the current will
Increase
Stay the
same
Decrease
Not enough
information
The tiniest
element of matter is
Atom
Proton
Neutron
Electron
Current is
_____
The movement
of electrons
In case of
Short Circuit _______ Current will flow in the Circuit.
Zero
Very Low
Normal
Infinite
The base of
a transistor is ______ doped
Heavily
Moderately
Lightly
None of the
above
The
direction of induced emf can be found by _______
Lenz’s law
Which of the
following has the least number of valence electrons?
Conductor
Semiconductor
Insulator
Semi-insulator
The unit of electrical
energy is
Joule
Watt-second
Kilowatt-hour
All
of these
Ohm’s law
can be used only for a _____ circuit or component
Unilateral
Exponential
Trivalent
Linear
Centum Electronics Placement Question Papers
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