PCBL Chemical Limited Commercial Manager Interview Questions and Answers

Knowledge of chemical engineering

Q1. Tell me about yourself . Process of sulphur Process of sulphuric acid Process of cs2 Pump NpSh Heat exchanger Plate heat exchanger Shell and tube heat exchanger Reactor Furnace Multistage pump Msd...read more
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Q1. What is the machine capacity?
Ans. 
The machine capacity refers to the maximum amount of work or output that a machine can handle within a given time frame.
• Machine capacity can be measured in terms of units produced per hour, pieces processed per minute, or any other relevant metric.

• Factors that can affect machine capacity include machine speed, efficiency, maintenance, and downtime.

• For example, a CNC machine may have a capacity of producing 100 units pe...read more
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Q2. Mhe requirement
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Q1. About the purchase field
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Q1. Technik question about purchase
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Q1. HR round asked persona question
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Q1. About your field knowledge.
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Q1. Personal enquiry and last sallary structure
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Q1. Tell me about your self
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Q2. Asking about caustic process some of
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Q3. Centrifuge pump working, and power and capacity calculations
Ans. 
Centrifuge pump power and capacity calculations involve understanding the pump's efficiency, flow rate, and head.
• Calculate the pump's power using the formula: Power (kW) = (Q x H x SG) / (3.6 x η)

• Determine the pump's capacity by calculating the flow rate (Q) in m^3/s

• Consider the pump's head (H) in meters and specific gravity (SG) of the fluid being pumped

• Efficiency (η) of the pump is crucial for accurate power calculat...read more
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Q4. Liquid ring compressor working
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A liquid ring compressor is a type of rotary positive displacement pump that uses a liquid seal to create compression.
• Uses a rotating impeller with blades to compress gas by creating a liquid ring around the impeller

• The liquid ring acts as a seal and helps in compression of gas

• Commonly used in applications where a continuous flow of gas with low pressure is required, such as in vacuum systems or wastewater treatment pl
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Q5. Hydrogen compressor preventive maintenance
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Q1. Provide pervious salary
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Q2. Where r u living? Location
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Q3. Notice period joining process
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Q1. Only some personal questions
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Q2. About my current salary.
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