Pharmalab India Executive Service Engineer Interview Questions and Answers

Q1. What is your family background?
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Q2. Why should we hire you?
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Q3. Tell me about yourself.
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Q4. What are your salary expectations?
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Q1. Questions related to technical background
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Q2. Questions regarding adaptability of work life
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Q1. 3 phase and 1 phase different
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3 phase power has three conductors carrying three alternating currents, while 1 phase power has only one conductor carrying one alternating current.
• 3 phase power is more efficient for high power applications

• 1 phase power is commonly used in residential buildings

• 3 phase power provides a more balanced power supply compared to 1 phase power
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Q2. Kw and kva different
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kW is a unit of real power while kVA is a unit of apparent power in electrical engineering.
• kW stands for kilowatts and represents the actual power consumed by a device or system.

• kVA stands for kilovolt-amperes and represents the total power in an electrical system, including both real and reactive power.

• The difference between kW and kVA is due to the presence of reactive power in the system.

• In an ideal system with unit...read more
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Q3. Power factor control point
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Q4. Transformer work of principle
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Transformer works on the principle of electromagnetic induction to transfer electrical energy between two or more circuits.
• Transformers consist of two coils of wire, known as the primary and secondary coils.

• When an alternating current flows through the primary coil, it creates a changing magnetic field around it.

• This changing magnetic field induces a voltage in the secondary coil, transferring electrical energy between...read more
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Q5. Types of motor ac
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Types of AC motors include induction motors, synchronous motors, and brushed and brushless DC motors.
• Induction motors: most commonly used type, simple design, reliable, low cost

• Synchronous motors: maintain constant speed, used in applications requiring precise speed control

• Brushed DC motors: use brushes to conduct current, simple design, easy to control speed

• Brushless DC motors: more efficient, longer lifespan, no brus
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Q1. Your previous company role and responsibilities than ask technical questions
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Diagrammatically Reasoning questions ask him

Packing, dispensing , work details, any work that done before

Q1. Describe your self , when can you join
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