20+ Kesoram Industries Interview Questions and Answers

Positive feedback increases the input signal while negative feedback decreases it.

• Positive feedback amplifies the input signal and can lead to instability.

• Negative feedback reduces the input signal and improves stability and linearity.

• Positive feedback is used in oscillators while negative feedback is used in amplifiers.

• Positive feedback can cause noise and distortion while negative feedback reduces them.

Class A amplifiers have low efficiency but high linearity, while Class B amplifiers have high efficiency but low linearity.

• Class A amplifiers use a single transistor that conducts the entire waveform, while Class B amplifiers use two transistors that each conduct half of the waveform.

• Class A amplifiers have a low crossover distortion, while Class B amplifiers have a high crossover distortion.

• Class A amplifiers are commonly used in high-fidelity audio applications, while Class...read more

Charge can be transferred through conduction, induction, and friction.

• Conduction: transfer of charge through direct contact

• Induction: transfer of charge through electric fields

• Friction: transfer of charge through rubbing two objects together

• Example: rubbing a balloon on hair causes charge transfer through friction

• Example: touching a charged object to a neutral object causes charge transfer through conduction

IoT devices are connected to the internet and can communicate with other devices, while embedded systems are standalone and perform specific tasks.

• IoT devices are designed to be connected to the internet and can communicate with other devices through the internet.

• Embedded systems are standalone devices that perform specific tasks and are not designed to be connected to the internet.

• IoT devices are typically more complex and have more processing power than embedded systems.

• Emb...read more

We use high-quality visualization software and cameras for detailed imaging.

• We use industry-standard visualization software such as AutoCAD, SolidWorks, and MATLAB for design and analysis.

• For cameras, we typically use high-resolution DSLR cameras like Canon EOS or Nikon D series for capturing detailed images.

• In some cases, we also utilize specialized cameras like thermal imaging cameras for specific applications.

I ensure timely repairs by prioritizing tasks, creating maintenance schedules, monitoring equipment performance, and promptly addressing any issues.

• Prioritize tasks based on criticality and impact on operations

• Create maintenance schedules to proactively address potential issues

• Monitor equipment performance regularly to identify any signs of malfunction

• Promptly address any reported issues or abnormalities to prevent further damage

• Coordinate with maintenance team and vendors fo...read more

FESTO and SMC are the pneumatics supplies used by Samsung.

• FESTO and SMC are reputable brands known for their high-quality pneumatic products.

• Samsung likely uses FESTO and SMC supplies for their reliability and performance.

• These brands offer a wide range of pneumatic components such as valves, cylinders, and fittings.

A transducer is a device that converts one form of energy into another.

• Transducers are used in various fields such as engineering, medicine, and physics.

• They can convert physical quantities such as temperature, pressure, and sound into electrical signals.

• Examples of transducers include microphones, thermometers, and pressure sensors.

A pick and place unit is a robotic system used in manufacturing to pick up components or products and place them in a specific location.

• Consists of a robotic arm with a gripper to pick up items

• Used in assembly lines for automation

• Can be programmed to pick and place items with precision

• Commonly used in industries like electronics, automotive, and packaging

Knowledge of preventative maintenance regulations is essential for ensuring equipment reliability and safety.

• Understanding of relevant industry standards and guidelines

• Ability to create and implement preventative maintenance schedules

• Knowledge of equipment manufacturer recommendations

• Experience with tracking and documenting maintenance activities

• Awareness of safety regulations and compliance requirements

A rectifier circuit converts AC to DC by allowing current to flow in only one direction.

• A diode is used to allow current to flow in only one direction

• A transformer is used to step down the voltage

• A filter capacitor is used to smooth out the DC output

• Bridge rectifier can be used for full-wave rectification

• Half-wave rectifier can be used for half-wave rectification

As a Senior Assistant Engineer, my day to day activities involve overseeing projects, managing teams, and ensuring quality control.

• Managing and delegating tasks to team members

• Collaborating with other departments and stakeholders

• Reviewing project plans and ensuring they are on track

• Conducting quality control checks and making necessary adjustments

• Providing technical support and guidance to team members

• Attending meetings and presenting project updates

• Identifying and addressing...read more

An induction motor is an AC electric motor in which the electric current in the rotor is produced by electromagnetic induction from the magnetic field of the stator winding.

• Induction motors are widely used in various applications such as fans, pumps, compressors, and conveyor systems.

• They are efficient, reliable, and require less maintenance compared to other types of motors.

• The speed of an induction motor is determined by the frequency of the AC power supply and the number o...read more

Mobile communication refers to the exchange of information through wireless networks using mobile devices.

• Mobile communication allows people to communicate with each other from anywhere at any time.

• It involves the use of mobile devices such as smartphones, tablets, and laptops.

• Mobile communication uses wireless networks such as cellular networks, Wi-Fi, and Bluetooth.

• Examples of mobile communication include making phone calls, sending text messages, and accessing the internet...read more

Servomotors use feedback to control position and speed, while stepper motors move in discrete steps based on input pulses.

• Servomotors use a closed-loop control system to maintain position and speed accurately

• Stepper motors move in precise increments based on the number of input pulses received

• Servomotors are typically used in applications requiring high precision and accuracy, such as robotics

• Stepper motors are commonly used in applications like 3D printers and CNC machines

System operate and connectivity refer to the functioning and communication capabilities of computer systems.

• System operate involves the overall functioning and performance of a computer system.

• Connectivity refers to the ability of a system to communicate with other devices or networks.

• Examples of connectivity include Wi-Fi, Ethernet, Bluetooth, and USB connections.

• System operate includes tasks such as processing data, running applications, and managing resources.

Transistors are semiconductor devices that amplify or switch electronic signals, while diodes allow current to flow in one direction.

• Transistors are used for amplification, switching, voltage regulation, signal modulation, and many other applications.

• Transistors have three terminals: base, collector, and emitter.

• Diodes are used to convert AC to DC, protect circuits from voltage spikes, and for signal demodulation.

• Diodes have two terminals: anode and cathode.

• Examples of transi...read more

Servo drive installation involves setting parameters for optimal performance.

• Ensure proper power supply and grounding for the servo drive

• Set the motor and feedback device parameters correctly

• Adjust the velocity, acceleration, and deceleration parameters for smooth operation

• Calibrate the servo drive to match the mechanical system it is controlling

Quality Policy is a statement that outlines an organization's commitment to quality and its approach to achieving it.

• It is a formal document that defines an organization's quality objectives and goals.

• It outlines the responsibilities of employees in maintaining quality standards.

• It is communicated to all employees and stakeholders to ensure everyone is aware of the organization's commitment to quality.

• It is reviewed regularly to ensure it remains relevant and effective.

• Exampl...read more

Yes, I am familiar with pivot tables and have experience using them in Excel.

• Pivot tables are used to summarize and analyze large datasets in Excel.

• They allow you to rearrange and summarize data to extract useful information.

• You can easily create pivot tables by selecting your data and inserting a pivot table.

• You can then drag and drop fields to analyze data in different ways.

• For example, you can use a pivot table to analyze sales data by product category or region.

Mitsubishi AC drives parameters are settings that control the operation of the drive.

• Mitsubishi AC drives parameters include settings for speed control, acceleration, deceleration, and torque limits.

• Parameters can be adjusted using the drive's keypad or through software.

• Examples of parameters include frequency reference, motor overload protection, and fault diagnostics.

• Proper parameter settings are crucial for optimal performance and efficiency of the AC drive.