Sukhjit Starch & Chemicals Interview Questions and Answers

Q1. Which are the instruments that you worked on and their working principle
Ans. 
I have worked on instruments such as oscilloscopes, multimeters, and signal generators, each with their own unique working principles.
• Oscilloscope: used to display and analyze the waveform of electronic signals

• Multimeter: used to measure voltage, current, and resistance in electrical circuits

• Signal generator: used to generate electronic signals of various frequencies and waveforms
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Q2. How to do Troubleshooting of Instrument related issues
Ans. 
Troubleshooting instrument issues involves identifying problems, analyzing root causes, and implementing solutions.
• Identify the specific issue with the instrument

• Check for any error messages or warning signs

• Inspect the physical components for any damage or malfunctions

• Consult the instrument manual or technical support for guidance

• Perform diagnostic tests or calibration procedures

• Implement solutions such as replacing pa...read more
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Q3. DCS related questions
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Q1. Question related to previous company
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Q2. Why you left your previous company and why you want to join our company
Ans. 
I left my previous company to seek new challenges and opportunities for growth. I want to join your company because of its reputation for innovation and strong company culture.
• Seeking new challenges and opportunities for growth

• Attracted to company's reputation for innovation

• Interested in strong company culture
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Q1. What is the working principle of shaft balancing in accordance with ISO 21940-11 and ISO 21940-12 standards?
Ans. 
Shaft balancing in accordance with ISO 21940-11 and ISO 21940-12 standards involves reducing vibrations by adjusting the mass distribution along the shaft.
• Shaft balancing aims to minimize vibrations in rotating machinery by adjusting the mass distribution along the shaft.

• ISO 21940-11 specifies the balancing process for rigid rotors, while ISO 21940-12 covers the balancing of flexible rotors.

• Balancing involves adding or...read more
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Q2. What does equipment alignment entail?
Ans. 
Equipment alignment involves ensuring that all components of a machine are properly positioned and oriented to work efficiently and accurately.
• Ensuring that all parts of the equipment are correctly positioned relative to each other

• Checking and adjusting the alignment of shafts, belts, gears, and other components

• Using precision tools such as laser alignment systems to achieve accurate alignment

• Proper alignment helps pre...read more
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Q3. Following ASME section ix
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Q4. Following ASME section v
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Q5. Following ASME B31.3
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Q1. Heat transfer operation Fluid Mechanics Mass Transfer operation Chemical engineering Thermodynamics
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Q2. Heat transfer operation Mass Transfer operation Chemical engineering Thermodynamics
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Q3. Fertilizer technology
Ans. 
Fertilizer technology involves the production, formulation, and application of fertilizers to improve crop yield and quality.
• Fertilizer production involves the extraction of raw materials, such as nitrogen, phosphorus, and potassium, and the synthesis of compounds like ammonia and urea.

• Formulation of fertilizers includes blending different nutrients to create specific nutrient ratios suitable for different crops and so...read more
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Q4. Heat transfer operation
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Q5. Fluid mechanics
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Q1. Chemical engineering Thermodynamics Fluid Mechanics Mass Transfer operation
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Q2. Heat transfer operation Fluid Mechanics Mass Transfer operation Chemical engineering Thermodynamics
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Q1. Tell me about your self
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Q2. What is good about company
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Q1. What is agriculture
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Q1. Salary aspectetion
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Q1. What is the principle of VFD (Variable Frequency Drive) control?
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Q2. What is transformation maintenance?
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Q1. Brief about your self
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Q2. Lookup formulas if condition and conditional formatting
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Q1. Very basic Maintenance related questions
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Q2. Reactor, Pumps, Steam Ejector, vacuum Pumps
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Mat dbms os mostly mat

3 question in 1.5 hours hard questions

Q1. Implement priority queue
Ans. 
Priority queue is a data structure that stores elements based on their priority.
• Use a binary heap to implement a priority queue.

• Elements are inserted based on priority and removed in order of priority.

• Example: Inserting elements with priority values and removing them in sorted order.
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Q2. Implement stack and queue
Ans. 
Implement stack and queue using arrays
• For stack, use array and implement push and pop operations

• For queue, use array and implement enqueue and dequeue operations

• Example: Stack - push(1), push(2), pop() -> returns 2

• Example: Queue - enqueue(1), enqueue(2), dequeue() -> returns 1
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