PI Industries Production Officer Interview Questions and Answers

Q1. Self introduction.
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Q2. What is cavitation.
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Cavitation is the formation and collapse of vapor bubbles in a liquid due to pressure changes.
• Occurs in pumps, propellers, and other fluid machinery

• Can cause damage to equipment and decrease efficiency

• Can be prevented by proper design and maintenance

• Examples include erosion of propeller blades and damage to pump impellers
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Q3. Stream esterification.
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Q4. What is Threshold limit value
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Threshold limit value is the maximum concentration of a substance that a worker can be exposed to without adverse effects.
• TLV is a term used in occupational health and safety

• It is the maximum level of exposure to a hazardous substance

• TLVs are set by organizations like ACGIH and OSHA

• Examples of TLVs include 8-hour time-weighted averages for chemicals like benzene and carbon monoxide
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Q5. What flash point.
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Flash point is the lowest temperature at which a substance can vaporize to form an ignitable mixture in air.
• Flash point is important in determining the safety of handling and storing flammable substances.

• It is measured using various methods such as Pensky-Martens closed cup tester and Abel closed cup tester.

• For example, gasoline has a flash point of -45°C, while diesel has a flash point of 52°C.

• A substance with a low f...read more
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Q6. Co-Current and Co- Counter Flow
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Q7. Bernoulli machanism
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Your health should be better than the company and your health should be better than the employees working for the company

We should work like a team leader, we should work with our colleagues in a consultative manner. One more thing is that our words are not good. If we did this, we did that, it should not be good.

If any work is being done wrongly, then together with all of us, we should prevent that work from being done wrongly and get it corrected so that the company does not suffer any loss

Percentage, Average, Ratio and proportion

Q1. Plant based questions
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Q2. Process related questions
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Q3. Pump related questions
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Q4. Valve and fluid mechanics
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Q5. General parameters
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Q1. Only operation related
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Q2. Reactions of chemicals
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Chemical reactions involve the breaking and forming of chemical bonds to create new substances.
• Chemical reactions can be classified as exothermic (release heat) or endothermic (absorb heat).

• Reactants are the substances that undergo a chemical change, while products are the new substances formed.

• Chemical reactions can be represented by chemical equations, showing the reactants and products involved.

• Factors such as tempe...read more
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Q1. Hydrogenation chemical reactions distillation
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Q1. What is the ph
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pH is a measure of the acidity or alkalinity of a substance on a scale of 0 to 14.
• pH stands for 'potential of Hydrogen'

• A pH of 7 is considered neutral, below 7 is acidic, and above 7 is alkaline

• Examples of pH levels: Battery acid (pH 1), Lemon juice (pH 2), Pure water (pH 7), Baking soda (pH 9)
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Q2. What is strong alkali
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Strong alkali refers to a substance with a high pH level that can cause severe burns and irritation to skin and eyes.
• Strong alkalis have a pH level above 10

• They are highly corrosive and can cause severe burns on contact with skin

• Examples include sodium hydroxide (caustic soda) and potassium hydroxide
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Q1. Previous company
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Q2. Family background
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Q1. Processs of last company
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Implemented lean manufacturing processes to improve efficiency and reduce waste.
• Introduced Kanban system to streamline production flow

• Implemented 5S methodology to organize workspaces and improve productivity

• Utilized Kaizen events to continuously improve processes

• Trained employees on standard work procedures to ensure consistency

• Analyzed production data to identify bottlenecks and implement solutions
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Q2. MSDS 5s system Work place safety Equipment handling Manpower handling
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Q3. Iso 90001 14 and 45
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