Jamna Auto Industries Junior Engineer Interview Questions and Answers

Q1. About your company and his process
Add your answer

Q1. What is role of approach in chiller
Ans. 
Approach in chiller refers to the method or strategy used to control the temperature of the chilled water.
• Approach in chiller is the temperature difference between the leaving chilled water and the entering chilled water.

• A smaller approach indicates better chiller performance.

• Approach can be controlled by adjusting the flow rate of the chilled water or the setpoint of the chiller.

• Monitoring approach is important to ens
Answered by AI
Add your answer
Q2. Which factors are affecting cooling tower efficiency
Ans. 
Factors affecting cooling tower efficiency include water quality, air flow, temperature differentials, and fouling.
• Water quality - Impurities in water can reduce heat transfer efficiency.

• Air flow - Proper air flow is essential for heat exchange.

• Temperature differentials - Larger differentials between hot and cold water improve efficiency.

• Fouling - Buildup of scale or debris can decrease efficiency.
Answered by AI
Add your answer

Q1. What is fixture and jigs
Ans. 
Fixtures and jigs are tools used in manufacturing to hold and guide workpieces during machining or assembly processes.
• Fixtures are devices used to securely hold workpieces in place during machining operations

• Jigs are tools that guide cutting tools or other machinery during operations

• Fixtures and jigs help ensure accuracy, repeatability, and efficiency in manufacturing processes

• Examples include drill jigs for guiding dr...read more
Answered by AI
Add your answer
Q2. What is preventive maintenance
Ans. 
Preventive maintenance is the practice of regularly inspecting, cleaning, and servicing equipment to prevent breakdowns and prolong its lifespan.
• Regularly scheduled inspections and maintenance tasks are performed to identify and address potential issues before they become major problems.

• Examples include changing air filters in HVAC systems, lubricating moving parts in machinery, and checking for leaks in plumbing syste...read more
Answered by AI
Add your answer

Q1. What is computer aided design
Ans. 
Computer aided design (CAD) is the use of computer software to create, modify, analyze, and optimize designs for various industries.
• CAD allows engineers and designers to create 2D or 3D models of products or structures.

• It helps in visualizing and simulating designs before they are physically built.

• CAD software can be used in industries such as automotive, aerospace, architecture, and manufacturing.

• Examples of CAD softw
Answered by AI
Add your answer
Q2. What is computer aided manufacturing
Ans. 
Computer aided manufacturing (CAM) is the use of software to control machine tools and related machinery in the manufacturing of workpieces.
• CAM software generates toolpaths and instructions for machines to follow during the manufacturing process.

• CAM systems can be used for various processes such as milling, turning, and laser cutting.

• CAM helps in automating and optimizing the manufacturing process, leading to increased...read more
Answered by AI
Add your answer

20 questions in 30 min

Q1. Questions from resume, Focused on Lean six sigma
Add your answer