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Qarmatek Services Senior Technician Interview Questions and Answers
Qarmatek Services Senior Technician Interview Experiences
1 interview found
(2 Questions)
- Q1. All the componants in the electronic about information
- Q2. How to mejaring the dc voltaje using multimeter
- Ans.
To measure DC voltage using a multimeter, set the multimeter to the DC voltage setting, connect the probes to the circuit, and read the voltage displayed on the multimeter.
Set the multimeter to the DC voltage setting
Connect the black probe to the common (COM) terminal and the red probe to the voltage (VΩmA) terminal
Touch the probes to the circuit or component to measure the DC voltage
Read the voltage displayed on the m...
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Interview Questionnaire
3 Questions
- Q1. Transformers working principle and what is power factor
- Ans.
Transformers are devices that transfer electrical energy between two or more circuits through electromagnetic induction. Power factor is a measure of how effectively electrical power is being used in a circuit.
Transformers work on the principle of electromagnetic induction, where a changing magnetic field induces a voltage in a nearby coil of wire.
They are used to step up or step down voltage levels in electrical power...
- Q2. ACB and VCB how to work
- Ans.
ACB and VCB are types of circuit breakers used in electrical systems.
ACB stands for Air Circuit Breaker and VCB stands for Vacuum Circuit Breaker.
ACBs use air as the medium to extinguish the arc formed during circuit interruption.
VCBs use vacuum as the medium to extinguish the arc formed during circuit interruption.
Both ACBs and VCBs are used to protect electrical equipment from overcurrent and short circuits.
ACBs are ...
- Q3. Star delta power dygram control dygram
Selected
I applied via Referral and was interviewed in Jan 2024. There was 1 interview round.
(4 Questions)
- Q1. Just ask about what in our cv
- Q2. About transformer
- Q3. What do you think about circuit breaker
- Ans.
Circuit breakers are essential safety devices that protect electrical circuits from overloads and short circuits.
Circuit breakers automatically cut off power when there is an overload or short circuit to prevent damage to the electrical system.
They are more convenient and safer than fuses, as they can be easily reset after tripping.
There are different types of circuit breakers, such as thermal, magnetic, and combinatio...
- Q4. About DG set and what kind of checking has taken
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Efs Facilities Services
Anonymous
posted on 1 Jul 2024
Selected
I applied via Campus Placement and was interviewed in Jan 2024. There was 1 interview round.
(2 Questions)
- Q1. What is your achievement
- Q2. Tell about yourself
Electrical Technician Interview Questions & Answers
Updater Services
Anonymous
posted on 14 May 2023
Selected
I applied via Job Fair and was interviewed in Apr 2023. There were 2 interview rounds.
(2 Questions)
- Q1. 1 What is transformer and safety 2 PM activity of mcc panel, PCC panel
- Ans.
A transformer is an electrical device that transfers electrical energy between two or more circuits through electromagnetic induction. Safety measures are important to prevent accidents and ensure proper functioning of transformers.
A transformer is used to step up or step down voltage levels in electrical systems.
It consists of two or more coils of wire, known as windings, which are wound around a core made of magnetic...
- Q2. What is DG and how its working
- Ans.
DG stands for Diesel Generator. It is a type of generator that uses diesel fuel to produce electrical energy.
DG is commonly used as a backup power source in case of power outages.
It consists of an engine that runs on diesel fuel and an alternator that converts mechanical energy into electrical energy.
DG sets are often used in industries, commercial buildings, and residential complexes.
They are capable of providing powe...
Selected
I applied via Naukri.com and was interviewed before Jun 2023. There was 1 interview round.
(2 Questions)
- Q1. Colour coding Regarding resistance
- Ans.
Resistance values are often color coded on resistors to easily identify their resistance value.
Color coding is used on resistors to indicate their resistance value
The colors represent numbers according to a specific color code chart
The first two bands represent the first two digits of the resistance value, the third band represents the multiplier, and the fourth band represents the tolerance
For example, a resistor with...
- Q2. Symbol of doide
- Ans.
The symbol of a diode is an arrow pointing towards a line, representing the flow of current in one direction only.
Arrow pointing towards a line
Flow of current in one direction only
Interview Preparation Tips
Sunny Shinde
I applied via Referral and was interviewed in Aug 2021. There was 1 interview round.
(8 Questions)
- Q1. Why should we hire you?
- Q2. What are your strengths and weaknesses?
- Q3. Where do you see yourself in 5 years?
- Q4. Why are you looking for a change?
- Q5. Share details of your previous job.
- Q6. What is your family background?
- Q7. What are your salary expectations?
- Q8. Tell me about yourself.
Interview Preparation Tips
Senior Electrical Technician Interview Questions & Answers
Technique Control Facility Management
Anonymous
posted on 20 Feb 2021
I applied via Naukri.com and was interviewed in Aug 2020. There were 3 interview rounds.
Interview Questionnaire
5 Questions
- Q1. 1.What type off Transfermers ?
- Ans.
There are various types of transformers such as power transformers, distribution transformers, autotransformers, isolation transformers, etc.
Power transformers are used in high voltage transmission systems.
Distribution transformers are used to step down the voltage for distribution to homes and businesses.
Autotransformers have a single winding and are used for voltage regulation.
Isolation transformers are used to isola...
- Q2. 2.What is UPS and what kind of work?
- Q3. 3.AHU full form & AHU where is it used?
- Ans.
AHU stands for Air Handling Unit. It is used in HVAC systems to regulate and circulate air in buildings.
AHU stands for Air Handling Unit.
It is a device used in HVAC (Heating, Ventilation, and Air Conditioning) systems.
AHUs are responsible for regulating and circulating air in buildings.
They help maintain indoor air quality and temperature.
AHUs are commonly found in commercial buildings, hospitals, schools, and industri...
- Q4. 4. What is Electrical current unit?
- Ans.
Electrical current unit is measured in Amperes (A).
Electrical current unit is the measure of the flow of electric charge.
It is measured in Amperes (A) and is named after the French physicist Andre-Marie Ampere.
One Ampere is defined as the amount of current that flows when one Coulomb of charge passes through a conductor in one second.
Electrical current is the rate at which electric charge flows through a circuit.
It is ...
- Q5. 6. Indian standard frequency ?
- Ans.
The Indian standard frequency is 50 Hz.
The Indian standard frequency is used for power supply in India.
It is also known as the mains frequency.
It is different from the frequency used in some other countries like the US (60 Hz).
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Electrical Technician Interview Questions & Answers
Golden Star Facilities and Services
Anonymous
posted on 21 Dec 2019
Interview Questionnaire
1 Question
- Q1. Electrical maintenance like substation , breakers, Transformers ,DG sets , totol basic functions roles and responsibilities self introduction
Interview Questionnaire
3 Questions
- Q1. Maintenance
- Q2. Maintenance Related
- Q3. Maintenance person
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