ITI Electrician Interview Questions and Answers

A contractor is a person or company hired to perform a specific task or project for a client.

• Contractors are often hired for construction projects, electrical work, plumbing, and other specialized tasks.

• They are typically paid on a project-by-project basis, rather than receiving a salary or hourly wage.

• Contractors may work independently or as part of a larger company.

• They are responsible for providing their own tools, ...read more

A rectifier is an electrical device that converts alternating current (AC) to direct current (DC).

• Rectifiers are commonly used in power supplies for electronic devices.

• They can be made using diodes or other semiconductor devices.

• Rectifiers are essential for many electronic devices to function properly.

• Examples of rectifiers include bridge rectifiers, half-wave rectifiers, and full-wave rectifiers.

vvF is not a recognized term in the field of electrical engineering.

• vvF is not a standard unit of measurement or abbreviation in the electrical field.

• It is possible that the interviewer made a mistake or was testing the candidate's ability to admit when they don't know something.

• The candidate could respond by politely asking for clarification or admitting that they are not familiar with the term.

My target is to become a certified electrician and gain experience in the field.

• To become a certified electrician

• To gain experience in the field

• To stay up-to-date with the latest technologies and techniques

• To provide excellent service to clients

• To work on challenging projects and expand my skills

There are three types of protection in a transformer.

• The three types of protection are overload protection, overcurrent protection, and overvoltage protection.

• Overload protection protects the transformer from excessive heat caused by too much current.

• Overcurrent protection protects the transformer from damage caused by excessive current.

• Overvoltage protection protects the transformer from damage caused by excessive vol...read more

The 4 protection devices for an oil type transformer are Buchholz relay, pressure relief valve, oil level indicator, and winding temperature indicator.

• Buchholz relay detects gas accumulation and oil level changes

• Pressure relief valve releases excess pressure to prevent explosion

• Oil level indicator monitors oil level to prevent damage to transformer

• Winding temperature indicator measures temperature to prevent overheatin

MPCB stands for Motor Protection Circuit Breaker.

• MPCB is an electrical device used to protect motors from overloading, short circuits, and phase failures.

• It is a combination of a circuit breaker and a contactor.

• MPCBs are commonly used in industrial and commercial applications.

• They are available in different sizes and ratings depending on the motor's power and voltage requirements.