Centum Electronics
20+ Interview Questions and Answers
Q1. How do Handle Crisis Management - Example there is huge pending orders, there is less resources to complete on time,
I prioritize tasks, communicate with team and clients, and find creative solutions to complete orders on time.
Assess the situation and prioritize tasks based on urgency and importance
Communicate with the team and clients to manage expectations and find solutions
Find creative solutions such as outsourcing, overtime, or re-allocating resources
Monitor progress and adjust plans as needed
Document the crisis management process for future reference
Q2. What is diode, current, resistor, capacitor, forward bias and reverse bias, motor etc...
Diode, current, resistor, capacitor, forward bias, reverse bias, motor are basic components of electronics.
Diode is a semiconductor device that allows current to flow in one direction.
Current is the flow of electric charge.
Resistor is a component that resists the flow of current.
Capacitor is a component that stores electric charge.
Forward bias is when the voltage applied to a diode allows current to flow through it.
Reverse bias is when the voltage applied to a diode prevents ...read more
Q3. What is the electronic, electronic components
Electronic components are parts that make up electronic devices and systems.
Electronic components are used to control the flow of electricity in electronic devices.
Examples of electronic components include resistors, capacitors, transistors, and diodes.
Electronic components can be classified as active or passive components.
Active components require a power source to function, while passive components do not.
Electronic components are essential to the functioning of electronic ...read more
Q4. What is capacitor, inductor, rasistor
Capacitor, inductor, and resistor are electronic components used in circuits.
A capacitor stores and releases electrical energy.
An inductor stores and releases magnetic energy.
A resistor limits the flow of electrical current.
Capacitors are used in filters, timing circuits, and energy storage systems.
Inductors are used in transformers, motors, and filters.
Resistors are used to control current flow, voltage division, and as heating elements.
Q5. What is capacitor? How does work transistor? Tell about electostatic discharge
Capacitor stores electrical energy. Transistor amplifies and switches electronic signals. Electrostatic discharge is sudden flow of electricity.
Capacitor is an electronic component that stores electrical energy in an electric field. It is commonly used in electronic circuits to filter, smooth, and regulate voltage.
Transistor is a semiconductor device that can amplify or switch electronic signals. It is used in a wide range of electronic devices, including computers, radios, a...read more
Q6. How do you Monitor your deliverables & KPI Set
I monitor deliverables & KPI set through regular tracking, analysis & reporting.
Regularly track progress towards deliverables & KPIs
Analyze data to identify trends & areas for improvement
Report findings to stakeholders & adjust strategies as needed
Use tools such as dashboards, scorecards & spreadsheets to visualize data
Communicate with team members to ensure everyone is on track
Q7. Do you aware of BOM's &BOM scrubbing
Yes, BOM stands for Bill of Materials and BOM scrubbing is the process of reviewing and cleaning up the BOM.
BOM is a list of components and materials required to build a product
BOM scrubbing involves checking for errors, duplicates, and obsolete parts
It ensures accurate and efficient production and inventory management
Examples of BOM scrubbing tools include Arena PLM, Omnify Empower, and SAP PLM
Q8. the difference between Motor and Generator
A motor converts electrical energy into mechanical energy, while a generator converts mechanical energy into electrical energy.
Motor uses electricity to produce motion, while generator uses motion to produce electricity
Motors are commonly found in appliances, vehicles, and industrial machinery
Generators are used in power plants, wind turbines, and backup power systems
Q9. What is the main subject in diploma mechanical engineering?
Q10. What is circut breaker types of circut breaker
Circuit breakers are devices that protect electrical circuits from damage caused by overload or short circuit.
Types of circuit breakers include air circuit breakers, oil circuit breakers, vacuum circuit breakers, and SF6 circuit breakers.
Air circuit breakers are commonly used in low voltage applications, while oil circuit breakers are used in high voltage applications.
Vacuum circuit breakers are used in medium voltage applications, and SF6 circuit breakers are used in high vo...read more
Q11. Symbols of capacitor, J-FET,MOS-FET & Transformer working principle.
Capacitor, J-FET, MOS-FET & Transformer symbols and working principles.
Capacitor symbol: two parallel lines with a space between them. It stores electrical charge.
J-FET symbol: a gate connected to a channel. It controls the flow of current.
MOS-FET symbol: a gate between two channels. It amplifies or switches electronic signals.
Transformer symbol: two coils with a core. It transfers electrical energy from one circuit to another.
Capacitor principle: stores energy in an electric...read more
Q12. What is the main subjects in diploma mechanical engineering
Q13. Do you validate the MPN &MFR
Yes, I validate the MPN & MFR to ensure component authenticity and quality.
I verify the manufacturer's name and part number against approved vendor lists.
I check for any counterfeit or fraudulent components.
I review the manufacturer's datasheet to ensure the component meets specifications.
I may perform additional testing or analysis to confirm authenticity and quality.
Examples of tools used for validation include Octopart, Digi-Key, and Mouser.
Q14. WHAT IS FFT CALCLUATION RESLOTION
FFT calculation resolution refers to the smallest frequency difference that can be accurately represented in the output of a Fast Fourier Transform.
FFT calculation resolution is determined by the number of samples and the sampling rate used in the FFT algorithm.
It is inversely proportional to the duration of the time domain signal being analyzed.
Higher resolution can be achieved by increasing the number of samples or the sampling rate.
For example, if a 1024-point FFT is perfo...read more
Q15. Define ECE subject in diploma mechanical engineering?
Q16. How do you design a transformer
Designing a transformer involves determining the required specifications, selecting appropriate core and winding materials, calculating the number of turns, and testing the prototype.
Determine the required specifications such as voltage, current, frequency, and power rating
Select appropriate core material based on factors like frequency, flux density, and cost (e.g. iron, ferrite, or amorphous)
Choose winding materials like copper or aluminum based on current carrying capacity...read more
Q17. Define current in one sentence
Current is the flow of electric charge through a conductor.
Current is measured in amperes (A)
It is the rate of flow of electric charge
Direct current (DC) flows in one direction, while alternating current (AC) changes direction periodically
Q18. Define meaning of resistors
Resistors are electronic components that limit the flow of electric current in a circuit.
Resistors are used to control the amount of current flowing in a circuit.
They are measured in ohms (Ω) and come in various values.
Resistors can be fixed or variable depending on the application.
Examples include carbon film resistors, metal film resistors, and variable resistors like potentiometers.
Q19. How do you design a inductor
Designing an inductor involves determining the required inductance value, selecting a core material, calculating the number of turns, and considering factors like current rating and temperature rise.
Determine the required inductance value based on the application requirements
Select a suitable core material based on factors like frequency range and power handling capabilities
Calculate the number of turns using the formula N = sqrt((L * AL) / (Ae * Nt))
Consider factors like cur...read more
Q20. Definition of diode
A diode is a semiconductor device that allows current to flow in one direction only.
Semiconductor device
Allows current flow in one direction only
Commonly used in rectifiers and voltage regulators
Q21. What is OEE ?
OEE stands for Overall Equipment Effectiveness, a metric used to measure the efficiency of manufacturing processes.
OEE takes into account three factors: availability, performance, and quality.
It is calculated by multiplying availability, performance, and quality percentages.
OEE helps identify areas for improvement in production processes.
For example, if a machine has an availability of 90%, performance of 80%, and quality of 95%, the OEE would be 68.4%.
Q22. Define 4 stroke engine?
Q23. Define 1st sem subjects?
Q24. Waht is transistor
A transistor is a semiconductor device used to amplify or switch electronic signals and power.
Transistors are used in electronic devices such as radios, televisions, and computers.
They can be used as amplifiers to increase the strength of a signal.
They can also be used as switches to turn a signal on or off.
Transistors come in different types such as bipolar junction transistors (BJTs) and field-effect transistors (FETs).
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