Aarvee Associates Field Engineer Interview Questions and Answers

HDD stands for Hard Disk Drive.

• HDD is a data storage device used in computers and other electronic devices.

• It uses magnetic storage to store and retrieve digital information.

• HDDs are commonly used for long-term storage of files, programs, and operating systems.

• They have spinning disks called platters that store data using read/write heads.

• HDDs are slower than solid-state drives (SSDs) but offer larger storage capacitie

Precommissioning tests of transformers ensure proper functioning and safety before energizing.

• Visual inspection of transformer and its components

• Measurement of insulation resistance

• Measurement of winding resistance

• Verification of transformer ratio and polarity

• Verification of oil level and quality

• Testing of protective devices

• Verification of grounding

• Functional testing of cooling system

• Verification of nameplate data

11kv & 33kv overhead power line distribution

• 11kv and 33kv are common voltage levels for overhead power lines

• Overhead power lines are used to distribute electricity from power stations to consumers

• The voltage level determines the distance the power can be transmitted and the size of the conductors needed

• Proper insulation and grounding is important for safety

• Maintenance and inspection of the lines is necessary to ensure