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I applied via Recruitment Consulltant and was interviewed in Apr 2024. There was 1 interview round.
Transformer job involves converting high voltage electricity to low voltage electricity for safe distribution.
Transformers are used to step up or step down voltage levels for transmission and distribution of electricity.
They consist of primary and secondary coils wrapped around a core made of iron or steel.
Transformers help in reducing energy losses during transmission by adjusting voltage levels efficiently.
Examples i...
I applied via Company Website and was interviewed in Aug 2022. There were 4 interview rounds.
A compressor is a mechanical device that increases the pressure of a gas by reducing its volume.
Compressors are commonly used in various industries, including painting, to supply compressed air for tools and equipment.
They work by drawing in air and then compressing it to a higher pressure before releasing it.
Compressors can be powered by electricity, gasoline, or diesel engines.
They come in different types, such as re...
The blasting nozzle size depends on the type of blasting being done and the material being blasted.
The blasting nozzle size can range from 1/8 inch to 1 inch or more.
For fine blasting, a smaller nozzle size is used, while for heavy-duty blasting, a larger nozzle size is used.
The material being blasted also affects the nozzle size, as harder materials require a larger nozzle size.
The blasting pressure and distance from ...
IAM a graduate becom
I applied via Campus Placement and was interviewed in Sep 2022. There were 3 interview rounds.
Written exam which is based on reason ing
To ensure high quality standards and continuous improvement in product quality.
Implement and maintain quality control processes
Conduct regular inspections and audits to identify and resolve quality issues
Collaborate with cross-functional teams to develop and implement quality improvement initiatives
Monitor and analyze quality metrics to identify trends and areas for improvement
Provide training and guidance to employees...
National Petroleum Construction Company interview questions for popular designations
I applied via Walk-in and was interviewed in Jul 2022. There were 2 interview rounds.
Study in our department
Gascuttung, grinding, practicaltest
I applied via Recruitment Consultant and was interviewed in Dec 2021. There was 1 interview round.
I was interviewed before Nov 2020.
Types of transformers include power transformers, distribution transformers, autotransformers, isolation transformers, and instrument transformers.
Power transformers are used to step up or step down voltage in power transmission systems.
Distribution transformers are used to step down voltage for distribution to consumers.
Autotransformers have a single winding and are used for voltage regulation.
Isolation transformers p...
IR test stands for Insulation Resistance test which is used to measure the resistance of insulation material.
IR test is used to check the quality of insulation material used in electrical equipment.
It helps to detect any insulation failure or breakdown in the equipment.
The test involves applying a high voltage to the insulation material and measuring the current flowing through it.
The measured resistance value is compa...
CT stands for Current Transformer, a device used to measure electrical current.
CT is a type of transformer that steps down high current to a lower, measurable level.
It is commonly used in power systems to measure current flowing through a circuit.
CTs are also used for protection purposes, such as detecting overcurrent or short circuits.
CTs can be either solid-core or split-core, with the latter being easier to install.
...
I was interviewed before Sep 2020.
I applied via Company Website and was interviewed before Nov 2016. There were 5 interview rounds.
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