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A transformer is an electrical device that transfers electrical energy between two or more circuits through electromagnetic induction.
Transformers are used to increase or decrease the voltage in an electrical circuit.
They consist of two or more coils of wire, known as windings, that are wound around a core made of magnetic material.
The primary winding is connected to the input voltage source, while the secondary windin...
The daily routine work activity of an Electrical Technician involves troubleshooting electrical systems, repairing equipment, and conducting maintenance tasks.
Troubleshooting electrical systems
Repairing equipment
Conducting maintenance tasks
The main safety equipment used for transformers are fuses, circuit breakers, and protective relays.
Fuses are used to protect the transformer from overcurrents.
Circuit breakers are used to protect the transformer from short circuits.
Protective relays are used to detect abnormal conditions and trip the circuit breaker.
Other safety equipment may include grounding devices and temperature sensors.
Mittal Group interview questions for popular designations
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posted on 28 Oct 2023
I applied via Recruitment Consulltant and was interviewed in Sep 2023. There were 3 interview rounds.
I applied via Referral and was interviewed in Jul 2023. There were 4 interview rounds.
String , Array ,Collection framework related questions.
Ecommerce site with Login,Review,AddToCart,Order features,Filter features.
posted on 19 Jan 2023
A GD will be held by the HR wherein you'll have to give your inputs on the given topic.
Aptitude test wast easy to moderate.
I applied via Approached by Company and was interviewed in Jun 2022. There were 2 interview rounds.
I applied via campus placement at National Institute of Technology, Surathkal and was interviewed in Sep 2022. There were 4 interview rounds.
20 technical mcqs + 3 coding questions of easy-medium level
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