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I was interviewed in Jul 2024.
AC and DC are two types of electrical currents with different characteristics.
AC stands for alternating current, which periodically changes direction.
DC stands for direct current, which flows in one direction.
AC is commonly used in household appliances and power distribution systems.
DC is commonly used in batteries and electronic devices.
AC can be easily converted to different voltages using transformers.
DC is more sta
There are mainly three types of solar energy systems: solar photovoltaic (PV), solar thermal, and concentrated solar power (CSP).
Solar photovoltaic (PV) systems convert sunlight directly into electricity using solar panels.
Solar thermal systems use sunlight to heat water or air for use in buildings or to generate electricity.
Concentrated solar power (CSP) systems use mirrors or lenses to concentrate sunlight onto a sma...
Insulators are used in electrical systems to prevent the flow of electricity. They can be found in various locations.
Insulators are commonly found on electrical poles to support power lines.
Insulators are also used in electrical devices to prevent electrical current from flowing where it shouldn't.
Insulators can be made of materials such as glass, porcelain, or plastic.
Insulators are crucial in maintaining the safety a
Isolators are devices used to separate a specific area or process from its surroundings to prevent contamination or exposure.
Glove box isolator
Containment isolator
Pharmaceutical isolator
Biological safety cabinet
Transformers are electrical devices that transfer electrical energy between two or more circuits through electromagnetic induction.
Transformers consist of primary and secondary coils wound around a core
They can step up or step down voltage levels
Common examples include power transformers used in electrical substations
There are various types of transformers including power transformers, distribution transformers, instrument transformers, etc.
Power transformers are used in power generation and transmission
Distribution transformers are used to supply power to homes and businesses
Instrument transformers are used for measuring voltage and current levels
Auto transformers are used for voltage regulation
Isolation transformers are used to i
Loss transformers are transformers that experience a decrease in efficiency or performance due to various factors.
Loss transformers can be caused by factors such as overheating, overloading, poor maintenance, or insulation breakdown.
Loss transformers can result in decreased energy efficiency, increased energy consumption, and potential equipment damage.
Examples of loss transformers include those found in power distribu...
Transformers are classified based on their construction, cooling method, and purpose.
Transformers can be classified as core type or shell type based on their construction.
They can also be classified as dry type or oil-filled based on their cooling method.
Transformers can be power transformers, distribution transformers, instrument transformers, etc. based on their purpose.
Inverters are electronic devices that convert direct current (DC) to alternating current (AC) for use in electrical systems.
Inverters are commonly used in solar power systems to convert DC electricity generated by solar panels into usable AC electricity.
They are also used in backup power systems to convert DC power from batteries into AC power during power outages.
Inverters come in various sizes and types, including gr...
Rectifiers are electronic devices used to convert alternating current (AC) to direct current (DC) by allowing current to flow in only one direction.
Rectifiers are classified into two main types: half-wave rectifiers and full-wave rectifiers.
Half-wave rectifiers allow current to flow in one direction during one half of the AC cycle, while full-wave rectifiers allow current to flow in one direction during both halves of ...
Conductors are typically found in electrical systems and are used to carry electrical current.
Conductors are commonly found in electrical wires and cables.
They are used to transmit electricity from a power source to a device or appliance.
Examples of conductors include copper wires, aluminum wires, and metal bars.
Conductors have low resistance to electrical current flow.
A magnetic circuit is a closed path followed by magnetic flux.
Consists of a magnetic material that conducts magnetic flux
Includes a source of magnetic field (e.g. magnet)
May have air gaps or non-magnetic materials that affect the flow of magnetic flux
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posted on 12 Oct 2020
I applied via Naukri.com and was interviewed before Oct 2019. There were 3 interview rounds.
posted on 18 Jan 2020
I applied via Naukri.com and was interviewed in Jul 2019. There were 3 interview rounds.
Maintain elevation of underground piping by using level instruments and proper installation techniques.
Use a level instrument to check the elevation of the piping during installation.
Ensure that the piping is installed with a consistent slope to prevent low spots where water can accumulate.
Regularly inspect the piping to ensure that it has not shifted or settled, which can affect the elevation.
Consider using supports o...
In my previous role as Assistant Manager, I was responsible for overseeing daily operations, managing staff, and ensuring customer satisfaction.
Managed a team of employees and delegated tasks effectively
Handled customer complaints and resolved issues in a timely manner
Created and implemented strategies to improve efficiency and productivity
Collaborated with other departments to achieve company goals
Conducted performanc
Welding electrodes are chosen based on the material being welded. Different materials require different types of electrodes.
Electrodes for mild steel have a coating that produces a stable arc and minimal spatter.
Stainless steel electrodes have a coating that resists corrosion and produces a smooth, clean weld.
Cast iron electrodes have a high nickel content to prevent cracking.
Aluminum electrodes have a special coating ...
posted on 11 May 2018
I was interviewed before Mar 2020.
I applied via Recruitment Consultant and was interviewed in Nov 2017. There were 8 interview rounds.
posted on 25 Mar 2022
I applied via Naukri.com and was interviewed before Mar 2021. There was 1 interview round.
posted on 10 May 2022
I applied via Approached by Company and was interviewed before May 2021. There were 2 interview rounds.
Piping code and welder qualifications test
Piping code refers to the set of standards and regulations that govern the design, fabrication, and inspection of piping systems.
Welder qualifications test is a process of testing and certifying welders to ensure that they have the necessary skills and knowledge to perform welding tasks safely and effectively.
Both piping code and welder qualifications test are important in ensu...
posted on 5 Mar 2019
I applied via Approached by Company and was interviewed before Mar 2018. There was 1 interview round.
posted on 2 May 2021
based on 1 interview
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Siemens
Thermax Limited
Larsen & Toubro Limited
Tata Power