Tata Projects Mechanical Technician Interview Questions and Answers

Q1. What means of tyre size
Ans. 
Tyre size refers to the dimensions of a tire, including width, aspect ratio, and diameter.
• Tyre size is typically expressed as a series of numbers and letters on the sidewall of the tire.

• The first number represents the width of the tire in millimeters.

• The second number is the aspect ratio, which is the height of the tire's cross-section as a percentage of the width.

• The final number is the diameter of the wheel that the ...read more
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Q2. Diffrence between pan mixer and twin shaft mixer
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Pan mixer is a stationary mixer with a single shaft while twin shaft mixer has two horizontal shafts rotating in opposite directions.
• Pan mixer has a single shaft while twin shaft mixer has two horizontal shafts

• Twin shaft mixer provides better mixing efficiency and homogeneity compared to pan mixer

• Pan mixer is suitable for smaller batches while twin shaft mixer is used for larger production volumes
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Technical round and one by one person having questing and forward to answers

Q1. Regarding piping
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Q2. I have done piping also do then
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Q1. Engineer * Supervising the manufacturing processes ensuring qualitywork is done in a safe efficient manner. * Responsibility of maintenance & Quality of both lines planning day to day maintenance to ...read more
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Q2. Engineer * Supervising the manufacturing processes ensuring quality work is done in a safe efficient manner. * I have worked erection & commissioning of All motor conveyor Dpc gear box maintenance work ...read more
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Q3. Bucket elevator
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Q4. Hello sir my name is Ranjeet Kumar
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Q1. Ask by HR to interviewer of their basic knowledge.
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Q2. Name, qualifications, where from, last job, last job responsibility etc.
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Q3. Software skill, SAP, Excel, Word, PPT etc.
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Q1. Equipment knowledge, engines knowledge, hydraulic machinery knowledge, hydraulic drawings, electrical drawings, knowledge of documentation work.
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Q2. They told me to prepare spares list from a breakdown hydra, TSE. Test my knowledge from breakdown equipment repair skills ask Hydraulic circuit they told me to attend breakdown of Hydraulic machines. Live...read more
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Q1. How to calculate Gpm for water supply pump?
Ans. 
Gpm for water supply pump can be calculated by dividing the flow rate in gallons by the time in minutes.
• Calculate the flow rate in gallons per minute (GPM)

• Determine the time in minutes over which the flow rate is measured

• Divide the flow rate by the time to get the GPM value
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Q1. What is the actual purpose of heat exchanger
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Heat exchangers are devices used to transfer heat between two or more fluids, ensuring efficient heat transfer and temperature control.
• Transfer heat between fluids

• Maintain temperature control

• Increase energy efficiency

• Commonly used in HVAC systems, refrigeration units, and chemical processing plants
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Q1. What is the definition of Lathe?
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A lathe is a machine tool that rotates a workpiece about an axis of rotation to perform various operations such as cutting, sanding, drilling, knurling, or deformation.
• Lathe is used to shape and cut materials such as wood, metal, and plastic.

• It rotates the workpiece on its axis and a cutting tool is applied to the workpiece to remove material.

• Lathe can perform various operations such as turning, facing, drilling, borin...read more
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Q2. What is the Boiler Drum? & how it's work
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Boiler drum is a cylindrical container which is used to store water and steam produced in a boiler.
• It is a vital component of a boiler system.

• It is usually made of steel and is located at the top of the boiler.

• It acts as a reservoir of water/steam and helps to separate steam from water.

• It also helps to regulate the pressure and temperature of the steam.

• The level of water in the drum is maintained by a feedwater control...read more
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Q1. Asked about previous experience and some technical questions related to the field MEP
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Q2. What are different pressure classes?
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Pressure classes are categories used to classify the pressure rating of piping components.
• Pressure classes are used to indicate the maximum allowable working pressure for piping components.

• Common pressure classes include 150, 300, 600, 900, 1500, and 2500.

• Each pressure class corresponds to a specific pressure rating in pounds per square inch (psi).

• Pressure classes are important for selecting the right components for a
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Q1. Salary negotiation
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Q1. Basic Mechanical Engineering.
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Q2. IC engine, Thermo, Mechanics, Drawing.
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Q3. Lots of Engineering Quotation.
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Q4. Site related Quotation etc.
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Q5. Drawing , Design , Costing , budget
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