Suzlon Group Junior Engineer Electrical Interview Questions and Answers

Q1. You are the comfortable this job
Add your answer

Q1. Electrical machine and Power systems and Power electronics
Add your answer

Q1. Selection process And joined date and where are joining
Add your answer

Q1. What is a motor
Ans. 
A motor is an electrical device that converts electrical energy into mechanical energy.
• Motors are used in various applications such as industrial machinery, household appliances, and vehicles.

• There are different types of motors such as AC motors, DC motors, stepper motors, and servo motors.

• Motors work on the principle of electromagnetic induction and use a magnetic field to generate motion.

• Examples of motors include el...read more
Answered by AI
Add your answer
Q2. Motor is electrical machine which convert electrical energy into mechnical energy.
Add your answer

Q1. What types of protection mechanisms are used in transformers?
Ans. 
Transformers use various protection mechanisms to ensure safe operation and prevent damage from faults.
• Overcurrent Protection: Uses fuses or circuit breakers to disconnect the transformer during overload conditions.

• Differential Protection: Detects differences in current between primary and secondary windings to identify faults.

• Bushing Insulation Protection: Monitors the insulation condition of transformer bushings to p...read more
Answered by AI
Add your answer
Q2. What is the Vdv test in transformers?
Ans. 
The Vdv test assesses the insulation resistance and dielectric strength of transformers to ensure safe operation.
• Vdv stands for Voltage, Dielectric, and Voltage test.

• It measures the insulation resistance of transformer windings.

• A typical test voltage might be 500V or 1000V, depending on the transformer rating.

• The test helps identify potential insulation failures before they lead to breakdown.

• Results are compared agains...read more
Answered by AI
Add your answer
Q3. What is the function of a Buchholz relay in a transformer?
Ans. 
A Buchholz relay detects gas and oil flow changes in transformers, providing protection against faults.
• Monitors gas accumulation due to insulation failure or overheating.

• Detects sudden oil movement caused by internal faults.

• Provides alarm signals for maintenance or immediate action.

• Commonly used in oil-immersed transformers.

• Example: If a transformer overheats, gas is produced, triggering the relay.
Answered by AI
Add your answer

Q1. Adani solar energy
Add your answer
Q2. Adani solar energy sidda
Ans. 
Adani solar energy sidda
Answered by Poonam Singh Rathore
Add your answer

Q1. Adani solar energy
Add your answer
Q2. Adani solar energy
Add your answer

Q1. Adani solar energy
Add your answer
Q2. Adani solar energy sidda
Add your answer

Q1. Transformer working principle, what oil use in Transformer, oil not add what happen.
Ans. 
Transformers work on the principle of electromagnetic induction. Mineral oil is commonly used in transformers. If oil is not added, the transformer may overheat and fail.
• Transformers work on the principle of electromagnetic induction

• Mineral oil is commonly used in transformers to provide insulation and cooling

• If oil is not added, the transformer may overheat and fail
Answered by AI
Add your answer
Q2. How to start dc motor.
Ans. 
To start a DC motor, apply a voltage to the motor terminals.
• Connect the positive terminal of the power supply to the motor's positive terminal.

• Connect the negative terminal of the power supply to the motor's negative terminal.

• Gradually increase the voltage to avoid sudden jerks or damage to the motor.

• Ensure the motor is properly lubricated and free from any mechanical obstructions before starting.
Answered by AI
View 1 more answer
Q3. Why you join tata power
Add your answer

Q1. Related questions my job
Add your answer

Manager related

Q1. Past experience based questions
Add your answer
Q2. What does your past company General Terms and Conditions about contract say ?
Add your answer

Q1. Checked behavioral aspects
Add your answer
Q2. Checked about Integrity
Add your answer