Lupin Manager – Electrical Interview Questions and Answers

Q1. Phase type ... Motor phase
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Q2. Wiring type... Phase voltage
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Q3. Hobby life style
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Q4. What are the limitations of ohm’s law in Electric Circuit Theory?
Ans. 
Ohm's law has limitations in complex circuits with non-linear components and varying conditions.
• Ohm's law assumes linear relationship between voltage, current, and resistance, which may not hold true in all cases.

• It does not account for non-linear components like diodes and transistors.

• It is limited in circuits with varying conditions such as temperature, frequency, and magnetic fields.

• Ohm's law may not be applicable i...read more
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MBA. Diploma electrcals

Q1. About subject & projects handled
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Q2. Technical interview electronic
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Basic appti ques were asked

Q1. Basic knowledge about electrical engineering is must to clear it
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Q2. What is transformer types
Ans. 
Transformer types include step-up, step-down, isolation, autotransformer, and instrument transformer.
• Step-up transformer increases voltage while decreasing current

• Step-down transformer decreases voltage while increasing current

• Isolation transformer separates primary and secondary windings

• Autotransformer has a single winding with multiple taps for voltage adjustment

• Instrument transformer is used for measuring current or
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Q3. Motors & it's types
Ans. 
Motors are devices that convert electrical energy into mechanical energy. There are various types of motors.
• DC motors: used in appliances, toys, and automobiles

• AC motors: used in industrial machinery and household appliances

• Stepper motors: used in robotics and automation

• Servo motors: used in precision control applications

• Brushless motors: used in drones and electric vehicles
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Q1. Electrician related
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Q1. No any questions
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Q1. About yourself and personal background
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Q1. About circuit breaker
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Q1. Electrical single line diagram
Ans. 
An electrical single line diagram is a simplified representation of an electrical power system.
• It shows the main components of the system and their interconnections

• It is used for planning, designing, and troubleshooting electrical systems

• It includes information such as voltage levels, circuit breakers, transformers, and generators

• It is a useful tool for electrical maintenance engineers to understand the system they are
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Q1. Introduction with confidence
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Q2. Family details with hobbies
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I am a private person and prefer to keep my family details and hobbies private.
• I prefer to keep my personal life separate from my professional life

• I believe in maintaining a work-life balance

• I am dedicated to my work and focus on professional development
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Q1. Subjects and theoritical knowledge ,previous company experience
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