Delval Flow Controls GTE Engineer Interview Questions and Answers

Q1. What means the General tolerances
Ans. 
General tolerances refer to the acceptable range of variation in dimensions or properties of a part or product.
• General tolerances are typically specified in engineering drawings to ensure parts fit and function properly.

• They are usually expressed as a range of acceptable values, such as +/- 0.1mm.

• Tolerances can vary depending on the specific requirements of the part or product.

• Examples of general tolerances include dim...read more
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Q2. What is the material for wheel, Pin
Ans. 
The material for wheel is typically rubber or plastic, while the material for pin is usually metal such as steel or aluminum.
• Wheel material is commonly rubber or plastic for flexibility and durability

• Pin material is usually metal like steel or aluminum for strength and stability
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Q3. What are the grades of Hardwares like Screw, nut washer
Ans. 
Hardware grades are typically classified based on material composition, strength, and corrosion resistance.
• Hardware grades are often denoted by a combination of letters and numbers, such as Grade 8.8 or Grade 316.

• Higher grade numbers generally indicate a higher tensile strength or corrosion resistance.

• Common grades for screws include Grade 2, Grade 5, and Grade 8, with Grade 8 being the strongest.

• For nuts and washers, ...read more
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Q4. How to calculate motor power
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Motor power can be calculated using the formula: Power (W) = Torque (Nm) x Speed (RPM) / 9.548
• Calculate the torque required for the application

• Determine the speed at which the motor will operate

• Use the formula Power (W) = Torque (Nm) x Speed (RPM) / 9.548 to calculate motor power
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Q5. How welds are considered
Ans. 
Welds are critical in design engineering for joining metal components together.
• Welds must be strong enough to withstand the intended load and stress.

• Proper welding techniques and materials must be used to ensure the integrity of the weld.

• Inspections and testing should be conducted to verify the quality of the weld.

• Consideration should be given to factors such as joint design, welding process, and material compatibility...read more
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Q1. Have you prepared CAPA?
Ans. 
Yes, I have prepared CAPA (Corrective and Preventive Action) reports in my previous roles.
• Yes, I have prepared CAPA reports to address quality issues and prevent their recurrence.

• I have experience in conducting root cause analysis to identify the underlying issues.

• I have implemented corrective actions to address immediate concerns and preventive actions to avoid future issues.

• I have also monitored the effectiveness of
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Q2. What is APQP and their application
Ans. 
APQP stands for Advanced Product Quality Planning. It is a structured method for defining and establishing the steps necessary to ensure that a product satisfies the customer.
• APQP is a quality framework used in the automotive industry to ensure that products meet customer requirements.

• It involves a series of phases including planning, product design and development, process design and development, product and process v...read more
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Q3. 7QC Tools and their application
Ans. 
7QC Tools are a set of tools used for quality control and improvement in manufacturing processes.
• Check Sheet: Used to collect and analyze data, such as defects in a product.

• Histogram: Shows the frequency distribution of a set of data.

• Pareto Chart: Helps identify the most significant factors contributing to a problem.

• Cause and Effect Diagram (Fishbone Diagram): Used to identify and analyze potential causes of a problem.

• ...read more
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Q4. What all are the PPAP Documents?
Ans. 
PPAP documents include documents like control plan, FMEA, measurement system analysis, etc.
• Control Plan

• FMEA (Failure Mode and Effects Analysis)

• Measurement System Analysis

• Part Submission Warrant

• Process Flow Diagram

• Appearance Approval Report
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Q5. Acceptance criteria for SPC&MSA
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Acceptance criteria for SPC&MSA involves setting specific requirements for statistical process control and measurement system analysis.
• Acceptance criteria for SPC should include specifications for control limits, process stability, and capability indices.

• Acceptance criteria for MSA should include requirements for bias, linearity, stability, repeatability, and reproducibility.

• Examples of acceptance criteria for SPC coul...read more
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Q6. How you're declaring the severity in PFMEA
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Severity in PFMEA is declared based on the potential impact of a failure mode on the overall process or product.
• Severity is typically rated on a scale from 1 to 10, with 1 being the least severe and 10 being the most severe.

• Consider the consequences of a failure mode on customer safety, regulatory compliance, product functionality, and overall process performance.

• Examples of high severity failure modes include those th...read more
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Q1. What is abstraction
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Q1. Self introduction
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Q2. Key project and learning
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Q1. Basic question information self
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General aptitude teat and mechanical engineering technical question paper

Q1. Previous experience and technical knowledge basic concepts
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Q1. Current company products and handling qualifications
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Q1. What is the source name of the laser cutting machine ?
Ans. 
The source name of the laser cutting machine is typically the manufacturer's name or a specific model name.
• The source name could be the manufacturer's name, such as Trumpf or Amada.

• It could also be a specific model name, like Trumpf TruLaser Series or Amada LC3015.
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Q1. Based on your resume
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Q1. What is the principle of transformer
Ans. 
The principle of a transformer is based on electromagnetic induction.
• Transformers work on the principle of transferring electrical energy between two or more coils through electromagnetic induction.

• They consist of two coils, known as the primary and secondary coils, which are wound around a common magnetic core.

• When an alternating current (AC) flows through the primary coil, it creates a changing magnetic field around ...read more
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