ESAB Mechanical Production Engineer Interview Questions and Answers

Q1. How to calculate Boiler direct & indirect efficiency ?
Ans. 
Boiler efficiency can be calculated by measuring the heat input and heat output of the boiler.
• Calculate the heat input by measuring the fuel flow rate, fuel calorific value, and fuel consumption.

• Calculate the heat output by measuring the steam flow rate and steam enthalpy.

• Direct efficiency = (Heat output / Heat input) * 100%

• Indirect efficiency = Direct efficiency * Boiler efficiency of other components (like economizer
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Q2. What is the monthly maintenance cost of your section ?
Ans. 
The monthly maintenance cost of my section is approximately $10,000.
• The monthly maintenance cost includes expenses for spare parts, labor, equipment rental, and utilities.

• Regular maintenance tasks such as lubrication, inspections, and repairs contribute to the overall cost.

• Cost may vary depending on the size of the section, age of equipment, and frequency of maintenance activities.
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Q1. What is formula of torque
Ans. 
Torque is the product of force and distance from the axis of rotation.
• Torque = Force x Distance

• The SI unit of torque is Newton-meter (Nm)

• Torque is a measure of the rotational force applied to an object
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Q1. TIG full f from ? What is the current?
Ans. 
TIG welding uses a tungsten electrode to create a weld. The current used depends on the material being welded.
• TIG stands for Tungsten Inert Gas welding

• The current used in TIG welding can vary depending on the material thickness and type

• For thin materials, lower currents are typically used, while thicker materials require higher currents

• The current can range from 5 to 400 amps in TIG welding
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Q1. Technical question about your past work
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Q2. Cad tool test. Make the part as per given drawing
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Q1. Basics of Engineering Mechanical concepts
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Q2. Diploma Project
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Q1. What do you mean by Active Directory.
Ans. 
Active Directory is a Microsoft service that manages network resources and user accounts.
• Active Directory is used to authenticate and authorize users and computers in a network.

• It allows administrators to manage and control access to network resources.

• Active Directory stores information about users, groups, computers, and other network objects.

• It provides a hierarchical structure for organizing network resources.

• Active...read more
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Q2. Name the default protocol used in directory services.
Ans. 
The default protocol used in directory services is LDAP.
• LDAP stands for Lightweight Directory Access Protocol.

• It is used to access and manage directory information.

• LDAP is commonly used in enterprise environments for authentication and authorization.

• Examples of directory services that use LDAP include Microsoft Active Directory and OpenLDAP.
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Company comes in college for campus.

GD ON TECHNICAL TOPICS

Q1. HR INTERVIEW RELATED THEIR POLICIES
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Q1. TECHNICAL INTERVIEW ON DESIGN
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