Nellore & Co Interview Questions and Answers

A vacuum pump is used to remove gas molecules from a sealed volume to create a partial vacuum.

• Used in various industries such as manufacturing, chemical processing, and scientific research

• Can be used for vacuum filtration, degassing, and vacuum distillation

• Types include rotary vane, diaphragm, and scroll pumps

• Commonly used in HVAC systems to remove air and moisture from refrigerant lines

Ash handling is important in power plants to manage the waste generated from burning coal.

• Ash handling systems are used to collect, transport, and dispose of ash generated from coal combustion.

• Ash can be in the form of bottom ash, fly ash, or ash slurry.

• Improper ash handling can lead to environmental pollution and health hazards.

• Examples of ash handling equipment include ash slurry pumps, ash classifiers, and ash storage silos.

ESP stands for Encapsulating Security Payload.

• ESP is a protocol used in IPsec VPNs to provide confidentiality, integrity, and authentication of data.

• It encrypts the payload of IP packets and adds a header to provide security services.

• ESP is often used in combination with another IPsec protocol, such as AH (Authentication Header).

The ash percentages in bottom ash vary depending on the type of fuel used and the combustion process.

• Bottom ash is the residue left after the combustion of solid fuels

• The ash percentages in bottom ash can range from 5% to 30%

• The type of fuel used and the combustion process affect the ash percentages

• Coal combustion typically results in higher ash percentages than biomass combustion

ESP (Enterprise Service Provider) is a cloud-based service that provides a platform for managing and delivering IT services.

• ESP allows organizations to manage their IT services from a centralized location.

• It provides a range of services, including infrastructure management, application management, and security management.

• ESP can help organizations reduce costs, improve efficiency, and increase agility.

• Examples of ESP providers include Amazon Web Services, Microsoft Azure, and...read more