Welspun Flooring Chemical Process Engineer Interview Questions and Answers

Q1. Basics about pyro
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Q2. Cooler , Raw mix chemistry
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Q3. About operation
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Q4. About mill optimisation
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Q1. About job profile
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Q2. About flow calculation and heat balance
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Q1. Regarding my previous work
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Q2. Some technical questions regarding water treatment.
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Q1. Cement manufacturing processes question
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Q2. Anything you have been asked
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Q1. Basic Electrical Engineering Questions
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Q2. Working principal of an induction Motor
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An induction motor works on the principle of electromagnetic induction to convert electrical energy into mechanical energy.
• Induction motor has a stator and a rotor

• When AC current flows through the stator windings, it creates a rotating magnetic field

• The rotating magnetic field induces currents in the rotor windings, causing it to rotate

• The rotor always lags slightly behind the rotating magnetic field, creating torque

• Co...read more
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Q3. Transformer types and working principal
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Transformers are electrical devices that transfer electrical energy between two or more circuits through electromagnetic induction.
• There are two main types of transformers: step-up transformers and step-down transformers.

• Step-up transformers increase voltage levels, while step-down transformers decrease voltage levels.

• Transformers work on the principle of electromagnetic induction, where a changing magnetic field induc...read more
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Q1. Basic Electrical and electronics engineering
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Q2. Transformers and induction motors based questions
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Q1. Regarding job profile and ctc
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Q1. Regarding Quality
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Q1. Regarding job profile and work responsibility
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Chemist

Written test

First round includes a written test and an interview.

Q1. Details of P2O5 chemis
Ans. 
P2O5 is a chemical compound commonly used as a desiccant and dehydrating agent in various industries.
• P2O5 is also known as phosphorus pentoxide.

• It is a white, crystalline solid that is highly hygroscopic.

• P2O5 is commonly used in the production of phosphoric acid.

• It is also used as a drying agent in organic synthesis reactions.

• P2O5 reacts violently with water to form phosphoric acid.
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Q2. Asking all testing
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Q3. Calibration of Blaine apparatus
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Calibration of Blaine apparatus is essential for accurate measurement of fineness of cement particles.
• Calibration involves checking the accuracy of the Blaine apparatus by using a standard reference material.

• Adjusting the pressure and flow rate of air through the apparatus to ensure consistent results.

• Regular calibration helps in maintaining the reliability and accuracy of the Blaine apparatus.

• Examples of standard refe...read more
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Q4. About Coal testing
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Verbal and Non Verbal + Basic Chemistry

Q1. Basic Chemistry Question and Your Subject questions was asked.
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