Search Box

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 Electronics Placement Test Questions
Centum selection process contains three rounds
  1. 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)
  2. " Technical Interview "
  3. 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 Centum Electronics Placement Question Papers Reviewed by Placement Papers Hub on 4:04:00 PM Rating: 5

No comments:

Placement Papers Hub. Powered by Blogger.