Medha Servo Drives Electrical Technician Interview Questions and Answers

Q1. Family details& verify
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Q2. Electrical& documents
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Q1. What was round 1? Tenchnical
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Q2. What was round 1? Tenchnical
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Q3. What was round 1? Codeing test
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Round 1 was a coding test.
• Round 1 of the interview process was a coding test.

• The coding test likely involved writing code to solve a problem or complete a task.

• The coding test may have been timed or untimed, and may have been completed remotely or in-person.

• The coding test may have been used to assess the candidate's technical skills and problem-solving abilities.
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Q4. What was round 1? Case study
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Q5. What was round 1? One on one round
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Q6. What was round 1? HR
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Q1. Questions about high voltage and high current components.
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Q2. Questions on different topologies used in power supplies
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Q1. Which losses in transformers?
Ans. 
The losses in transformers include copper losses and iron losses.
• Copper losses occur due to the resistance of the transformer windings.

• Iron losses, also known as core losses, occur due to hysteresis and eddy currents in the transformer core.

• Copper losses can be reduced by using larger conductor sizes or improving the cooling system.

• Iron losses can be minimized by using high-quality magnetic materials and optimizing the...read more
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Q2. How many types of substion ?
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There are several types of substations, including transmission, distribution, collector, and switching substations.
• Transmission substations are used to step up or down voltage for long-distance transmission.

• Distribution substations are used to distribute power to local areas.

• Collector substations are used to collect power from renewable energy sources.

• Switching substations are used to switch power between different tra...read more
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Q3. Two types of substion indoor and outdoor substion
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There are two types of substations - indoor and outdoor substations.
• Indoor substations are located inside buildings or structures.

• Outdoor substations are located outside and are exposed to the elements.

• Indoor substations are typically smaller and require less maintenance.

• Outdoor substations are larger and require more maintenance due to exposure to weather conditions.

• Both types of substations play a crucial role in the
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Q4. Whoes motors uses in fan ?
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The motors used in fans are typically single-phase induction motors.
• Fans typically use single-phase induction motors.

• These motors are designed to operate on a single-phase AC power supply.

• They are commonly used in ceiling fans, table fans, and pedestal fans.

• The motor rotates the fan blades, creating airflow and cooling effect.

• Some fans may also use brushless DC motors for improved energy efficiency.
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Q1. Types ho single phase motor
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Types of single phase motors include split-phase, capacitor start, shaded pole, and permanent split capacitor motors.
• Split-phase motor: commonly used in household appliances like fans and blowers

• Capacitor start motor: used in high starting torque applications like air compressors

• Shaded pole motor: used in small appliances like refrigerators and fans

• Permanent split capacitor motor: used in HVAC systems and pumps
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Q2. Types of transfermar
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Transfermars are devices used to transfer electrical power or signals from one circuit to another.
• Types include transformers, capacitors, inductors, and transmission lines

• Transformers transfer electrical power between circuits through electromagnetic induction

• Capacitors store and release electrical energy

• Inductors store energy in a magnetic field

• Transmission lines transfer electrical signals over long distances
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Q1. What is 3-phase 4 wair system
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A 3-phase 4 wire system is a type of electrical system commonly used for power distribution.
• Consists of three conductors carrying alternating current at the same frequency, with a fourth neutral conductor

• Provides a more balanced and efficient power distribution compared to single-phase systems

• Commonly used in industrial and commercial applications for higher power requirements

• Example: Used in large factories, office bu
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Q2. Which of the following is a characteristic of digital signal
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A characteristic of digital signal is that it is discrete and represented by binary numbers.
• Digital signals are represented by discrete values

• Digital signals are represented by binary numbers (0s and 1s)

• Digital signals are less susceptible to noise compared to analog signals
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Q3. An electrical signal can be represented in either Thevenin form or Norton From. However, Norton representation is preferred when
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Norton representation is preferred when the load impedance is known and fixed.
• Norton representation is preferred when the load impedance is known and fixed, as it simplifies calculations.

• Thevenin representation is preferred when the load impedance is unknown or variable.

• Norton equivalent circuits are easier to analyze in terms of current flow and power calculations.

• Thevenin equivalent circuits are easier to analyze in
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Diploma in electrical engineering

Q1. Electrical engineering
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Q2. Electrical motor
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Q3. Electrical equipment
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Q1. Electrical maintenance
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Q2. Electrical motor
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