20+ Centum Electronics Interview Questions and Answers

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

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

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

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.

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

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

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

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

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

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

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.

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

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

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

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.

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

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

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%.