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TOKAI IMPERIAL HYDRAULICS Electrician Interview Questions and Answers

Updated 26 Jun 2020

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Interview experience
3
Average
Difficulty level
Easy
Process Duration
2-4 weeks
Result
Selected Selected

I applied via AmbitionBox and was interviewed in Nov 2023. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(2 Questions)

  • Q1. Mobile Chaucer plant
  • Q2. Ster-delt connection
Round 3 - Technical 

(3 Questions)

  • Q1. NO NC connection
  • Q2. Wiring system all type
  • Q3. Home wiring system

Interview Preparation Tips

Topics to prepare for Rungta Mines Electrician interview:
  • Electrician experience
Interview preparation tips for other job seekers - Electrician experience 5 years working experience

I applied via Walk-in and was interviewed before Apr 2020. There was 1 interview round.

Interview Questionnaire 

4 Questions

  • Q1. What is transformer
  • Ans. 

    A transformer is an electrical device that transfers electrical energy from one circuit to another through electromagnetic induction.

    • Transformers are used to increase or decrease the voltage of an alternating current (AC) power supply.

    • They consist of two coils of wire, known as the primary and secondary coils, which are wrapped around a magnetic core.

    • When an AC voltage is applied to the primary coil, it creates a magne...

  • Answered by AI
  • Q2. And type of breker
  • Ans. 

    The type of breaker used depends on the electrical load and the circuit requirements.

    • The most common types of breakers are standard, AFCI, GFCI, and dual-function.

    • Standard breakers are used for general-purpose circuits.

    • AFCI breakers are used for circuits that power bedrooms and living rooms.

    • GFCI breakers are used for circuits that power bathrooms, kitchens, and outdoor areas.

    • Dual-function breakers combine AFCI and GFCI...

  • Answered by AI
  • Q3. Type of conductor
  • Ans. 

    Conductors are materials that allow electricity to flow through them. There are different types of conductors used in electrical systems.

    • Copper is the most commonly used conductor in electrical wiring

    • Aluminum is also used as a conductor, especially in high voltage power transmission

    • Silver is the best conductor, but it is too expensive for most applications

    • Gold is also a good conductor, but it is even more expensive tha...

  • Answered by AI
  • Q4. Difference of mcb and mccb
  • Ans. 

    MCB is a miniature circuit breaker while MCCB is a molded case circuit breaker.

    • MCB is used for low current applications while MCCB is used for high current applications.

    • MCB is rated up to 100 amps while MCCB can be rated up to 2500 amps.

    • MCCB has adjustable trip settings while MCB does not.

    • MCCB is more expensive than MCB.

    • Examples of MCB brands include Legrand and Schneider while examples of MCCB brands include Siemens a

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - All good
Interview experience
1
Bad
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
-

I applied via Company Website

Round 1 - Technical 

(6 Questions)

  • Q1. AC,DC Cable laying
  • Ans. Manpower handling at site on daily basis.
  • Answered Anonymously
  • Q2. Module InstallationWork
  • Q3. Ac Dc Trench Excavation.
  • Q4.  String Inter Connection & Rectification Work
  • Q5. Supervision on field activity& overall activity of maintenance andmaking all schedule of daily activity
  • Q6. Coordinate with site teams for smooth operation of site activities.
  • Ans. 

    Coordinate with site teams to ensure smooth operation of site activities.

    • Regular communication with site teams to understand their needs and challenges

    • Provide necessary support and resources to site teams

    • Address any issues or conflicts that may arise among site teams

    • Ensure all site activities are aligned with project timelines and goals

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - All my ideal younger and elder brothers are educated people and I would like to advise them that you should struggle to reach your destination.
Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Job Portal and was interviewed before May 2023. There were 3 interview rounds.

Round 1 - Technical 

(4 Questions)

  • Q1. What is light. How to used
  • Ans. 

    Light is a form of electromagnetic radiation that is visible to the human eye. It is used for illumination, communication, and various other applications.

    • Light is a type of electromagnetic radiation that is visible to the human eye.

    • It can be produced naturally (sunlight) or artificially (light bulbs, LEDs).

    • Light is used for illumination in homes, offices, streets, etc.

    • It is also used for communication (fiber optics), p...

  • Answered by AI
  • Q2. What is transform
  • Ans. 

    A transformer is a device that transfers electrical energy from one circuit to another through electromagnetic induction.

    • Transformers consist of two coils of wire, known as the primary and secondary coils.

    • The primary coil is connected to a power source, creating a magnetic field when current flows through it.

    • This magnetic field induces a voltage in the secondary coil, allowing for the transfer of electrical energy.

    • Tran...

  • Answered by AI
  • Q3. What is cooling tower
  • Ans. 

    A cooling tower is a specialized heat exchanger in which air and water are brought into direct contact to reduce the water's temperature.

    • Used in HVAC systems to remove heat from a building or industrial process

    • Water is circulated through the tower and exposed to air, causing evaporation and cooling

    • Commonly seen in power plants, refineries, and large buildings

  • Answered by AI
  • Q4. What is current
  • Ans. 

    Current is the flow of electric charge in a circuit.

    • Current is measured in Amperes (A).

    • It is the rate of flow of electric charge past a point in a circuit.

    • There are two types of current - direct current (DC) and alternating current (AC).

    • Current is calculated using Ohm's Law: I = V/R, where I is current, V is voltage, and R is resistance.

  • Answered by AI
Round 2 - Technical 

(2 Questions)

  • Q1. What is breaker
  • Ans. 

    A breaker is an electrical switch designed to protect an electrical circuit from damage caused by overload or short circuit.

    • A breaker automatically interrupts the flow of electricity when it detects an overload or short circuit.

    • Breakers come in different types such as circuit breakers, fuse boxes, and ground fault circuit interrupters (GFCIs).

    • They are essential for preventing electrical fires and protecting electrical ...

  • Answered by AI
  • Q2. What is CRM. What used
  • Ans. 

    CRM stands for Customer Relationship Management. It is a strategy used by companies to manage interactions with customers and potential customers.

    • CRM involves using technology to organize, automate, and synchronize sales, marketing, customer service, and technical support.

    • It helps companies build and maintain relationships with customers, streamline processes, and improve profitability.

    • Examples of CRM software include

  • Answered by AI
Round 3 - Technical 

(2 Questions)

  • Q1. What is megger. What used
  • Ans. 

    A megger is a portable instrument used to measure the insulation resistance of electrical equipment.

    • Measures insulation resistance to detect any faults or breakdowns in electrical insulation

    • Helps prevent electrical accidents and equipment failures

    • Commonly used in maintenance and troubleshooting of electrical systems

  • Answered by AI
  • Q2. What is MW . How to explen
  • Ans. 

    MW stands for megawatt, a unit of power equal to one million watts.

    • MW is a unit of power used to measure the rate at which energy is generated or consumed.

    • 1 MW is equal to 1 million watts or 1,000 kilowatts.

    • It is commonly used in the context of electricity generation and consumption.

    • For example, a large wind turbine may have a capacity of 2 MW, meaning it can generate 2 million watts of power.

  • Answered by AI

Skills evaluated in this interview

Interview experience
1
Bad
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Wiring MCB bord switch
  • Q2. Yes wiring board switchMCB

Interview Questionnaire 

3 Questions

  • Q1. Mcc
  • Q2. Transformer
  • Q3. Starters
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Walk-in and was interviewed in May 2024. There were 2 interview rounds.

Round 1 - Aptitude Test 

Physics chemistry maths

Round 2 - Technical 

(4 Questions)

  • Q1. What is ohm's law
  • Ans. 

    Ohm's law states that the current flowing through a conductor is directly proportional to the voltage across it, and inversely proportional to the resistance of the conductor.

    • Ohm's law is represented by the formula V = I * R, where V is voltage, I is current, and R is resistance.

    • It helps in calculating the relationship between voltage, current, and resistance in an electrical circuit.

    • For example, if a circuit has a vol...

  • Answered by AI
  • Q2. What is galvanometer
  • Ans. 

    A galvanometer is a device used to detect and measure small electric currents.

    • Galvanometers typically consist of a coil of wire in a magnetic field, which deflects in response to the current flowing through it.

    • They are often used as components in more complex instruments like ammeters and voltmeters.

    • Galvanometers can be analog or digital, with analog versions displaying readings on a scale and digital versions showing ...

  • Answered by AI
  • Q3. What is power factor ?
  • Ans. 

    Power factor is the ratio of real power to apparent power in an electrical system.

    • Power factor is a measure of how effectively electrical power is being used in a system.

    • It is calculated by dividing the real power (in watts) by the apparent power (in volt-amperes).

    • A power factor of 1 indicates all the power is being used effectively, while a power factor less than 1 indicates inefficiency.

    • Improving power factor can red...

  • Answered by AI
  • Q4. What is galvenisation?
  • Ans. 

    Galvanization is the process of applying a protective zinc coating to steel or iron to prevent rusting.

    • Galvanization involves immersing the metal in a bath of molten zinc or using an electroplating process.

    • The zinc coating acts as a sacrificial anode, protecting the underlying metal from corrosion.

    • Common examples of galvanized items include galvanized steel pipes, fences, and roofing materials.

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - I belong to middle family. So I join my post as electrician post of iti. Then I earn more money.

I applied via Walk-in and was interviewed before Apr 2020. There was 1 interview round.

Interview Questionnaire 

4 Questions

  • Q1. What is transformer
  • Ans. 

    A transformer is an electrical device that transfers electrical energy from one circuit to another through electromagnetic induction.

    • Transformers are used to increase or decrease the voltage of an alternating current (AC) power supply.

    • They consist of two coils of wire, known as the primary and secondary coils, which are wrapped around a magnetic core.

    • When an AC voltage is applied to the primary coil, it creates a magne...

  • Answered by AI
  • Q2. And type of breker
  • Ans. 

    The type of breaker used depends on the electrical load and the circuit requirements.

    • The most common types of breakers are standard, AFCI, GFCI, and dual-function.

    • Standard breakers are used for general-purpose circuits.

    • AFCI breakers are used for circuits that power bedrooms and living rooms.

    • GFCI breakers are used for circuits that power bathrooms, kitchens, and outdoor areas.

    • Dual-function breakers combine AFCI and GFCI...

  • Answered by AI
  • Q3. Type of conductor
  • Ans. 

    Conductors are materials that allow electricity to flow through them. There are different types of conductors used in electrical systems.

    • Copper is the most commonly used conductor in electrical wiring

    • Aluminum is also used as a conductor, especially in high voltage power transmission

    • Silver is the best conductor, but it is too expensive for most applications

    • Gold is also a good conductor, but it is even more expensive tha...

  • Answered by AI
  • Q4. Difference of mcb and mccb
  • Ans. 

    MCB is a miniature circuit breaker while MCCB is a molded case circuit breaker.

    • MCB is used for low current applications while MCCB is used for high current applications.

    • MCB is rated up to 100 amps while MCCB can be rated up to 2500 amps.

    • MCCB has adjustable trip settings while MCB does not.

    • MCCB is more expensive than MCB.

    • Examples of MCB brands include Legrand and Schneider while examples of MCCB brands include Siemens a

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - All good

I applied via Referral and was interviewed before Jul 2021. There were 2 interview rounds.

Round 1 - Group Discussion 

Company is like a palm and the workers are like finger which gives more power to palm so team work always gives positive wings

Round 2 - Technical 

(2 Questions)

  • Q1. How to check a motor in megar ?
  • Ans. 

    To check a motor in megar, use a megohmmeter to measure the insulation resistance.

    • Disconnect the motor from the power source.

    • Remove the motor leads from the ground.

    • Connect the megohmmeter to the motor leads and ground.

    • Measure the insulation resistance.

    • Compare the reading to the manufacturer's specifications.

  • Answered by AI
  • Q2. Why we use a ignator in suduom lamp ?
  • Ans. 

    An ignitor is used in sodium lamps to start and maintain the discharge of sodium vapor.

    • Sodium lamps require a high voltage to start the discharge of sodium vapor.

    • The ignitor provides a high voltage pulse to start the discharge.

    • Once the discharge is started, the ignitor is no longer needed.

    • The ignitor also helps to maintain the discharge by providing a small current to keep the lamp lit.

    • Without an ignitor, the lamp woul...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Hard working in right way to touch your goal

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