Corning Technologies Electrical Maintenance Engineer Interview Questions and Answers

Q1. Im jyoti ranjan jena working in tata steel limited Meramandil odisha electrical maintenance work
Add your answer
Q2. I am a electrical supervisor license holder
Add your answer
Q3. Panel maintenance work. Motor maintenance work
Add your answer
Q4. Symo detaacting . Intena fitting. Raddor fitting. vavu fitting . Jb bux fitting. Cable laying power cable and internet cable.
Add your answer

Q1. Detail about your current job profile
Add your answer
Q2. Iec standards for every electrical installations
Ans. 
IEC standards are guidelines for electrical installations to ensure safety and efficiency.
• IEC 60364 is the main standard for electrical installations in buildings

• IEC 60079 provides guidelines for electrical installations in hazardous areas

• IEC 61892 provides guidelines for electrical installations on offshore structures

• IEC 61439 provides guidelines for low-voltage switchgear and control gear assemblies

• Adherence to IEC s...read more
Answered by AI
Add your answer

Q1. Why you want to leave current company
Add your answer

Apitude round was conducted

Q1. Losses in transformer
Ans. 
Losses in transformer refer to energy losses that occur during the conversion of electrical energy from one voltage level to another.
• There are two main types of losses in transformers: copper losses and iron losses.

• Copper losses occur due to the resistance of the copper windings and are also known as I^2R losses.

• Iron losses, also known as core losses, occur due to hysteresis and eddy current losses in the transformer c...read more
Answered by AI
Add your answer
Q2. Power factor significance
Ans. 
Power factor is the ratio of real power to apparent power in an electrical system, indicating the efficiency of power usage.
• Power factor is important for measuring the efficiency of electrical systems.

• A high power factor indicates efficient power usage, while a low power factor indicates wastage.

• Improving power factor can reduce electricity costs and increase system capacity.

• Power factor correction devices like capacit...read more
Answered by AI
Add your answer

Q1. Give me any device for maintenance.
Ans. 
Vibration Analyzer
• Used to detect and diagnose machinery faults by measuring vibration levels

• Helps in identifying the root cause of the problem and preventing breakdowns

• Examples: SKF Microlog, Emerson CSI 2140, Fluke 810
Answered by AI
Add your answer

Q1. Contraction all working maintenance
Add your answer
Q2. Toll Opration HT,LT panel
Add your answer

Q1. What is transformer?
Ans. 
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 electrical power transmission and distribution systems.

• They consist of two or more coils of wire, known as windings, which are wound around a core made of magnetic material.

• The primary winding receives electrical energy from th...read more
Answered by AI
Add your answer