Vishnu Chemicals Chemical Operator Interview Questions and Answers

PASAV stands for Pressure Actuated Safety and Automatic Valve. It is used to control the flow of fluids in a system based on pressure levels.

• PASAV is a type of valve used in mechanical systems.

• It automatically opens or closes based on the pressure levels in the system.

• PASAV helps in maintaining safe pressure levels in the system to prevent damage or accidents.

• Example: PASAVs are commonly used in hydraulic systems to re

To work in open spanner, place the spanner on the nut or bolt and turn it in the desired direction.

• Select the correct size of open spanner for the nut or bolt

• Place the open end of the spanner on the nut or bolt

• Turn the spanner in the desired direction to loosen or tighten the nut or bolt

• Ensure the spanner is securely placed on the nut or bolt to avoid slipping

Types of welding include MIG, TIG, stick, and flux-cored welding.

• MIG welding uses a wire electrode and shielding gas to create a strong bond.

• TIG welding uses a tungsten electrode and inert gas for precise and clean welds.

• Stick welding uses a consumable electrode coated in flux to create a strong bond.

• Flux-cored welding uses a tubular wire filled with flux for outdoor and windy conditions.

Different types of reactors include batch reactors, continuous stirred tank reactors, plug flow reactors, and fluidized bed reactors.

• Batch reactors: Used for small-scale production or research purposes.

• Continuous stirred tank reactors: Commonly used in chemical and biochemical industries.

• Plug flow reactors: Ideal for reactions with high conversion rates and minimal side reactions.

• Fluidized bed reactors: Suitable for re...read more

A vacuum is a space devoid of matter. I have used a rotary vane vacuum pump.

• A vacuum is a region with no particles or gas molecules.

• It is created by removing air or other gases from a sealed container.

• Vacuum pumps are used to create and maintain a vacuum.

• I have used a rotary vane vacuum pump, which uses rotating vanes to create a vacuum.

• This type of pump is commonly used in various applications, such as in HVAC systems

I have used the Single-stage ejector system and the Multi-stage ejector system.

• Single-stage ejector system: This system uses a single ejector stage to create a vacuum or low-pressure environment. It is commonly used in applications such as vacuum cleaners and air conditioning systems.

• Multi-stage ejector system: This system uses multiple ejector stages in series to achieve higher levels of vacuum or lower pressures. It ...read more

Experienced Senior Executive with a proven track record in leading teams and driving business growth.

• Over 10 years of experience in senior leadership roles

• Strong strategic planning and decision-making skills

• Proven ability to drive revenue growth and increase profitability

• Effective team leader and motivator

• Excellent communication and interpersonal skills

To improve sales, focus on customer needs, train sales team, utilize data analytics, and enhance marketing strategies.

• Understand customer needs and tailor products/services accordingly

• Provide regular training and support to the sales team to improve their skills and knowledge

• Utilize data analytics to identify trends, target potential customers, and optimize sales strategies

• Enhance marketing strategies through targeted ...read more