Jay Switches Interview Questions and Answers

Q1. What are MMC and LMC, Explain With Example?
Ans. 
MMC stands for Maximum Material Condition and LMC stands for Least Material Condition. They are used in Geometric Dimensioning and Tolerancing (GD&T) to specify the maximum and minimum limits of a part's dimensions.
• MMC is the condition where a part contains the maximum amount of material within the specified limits.

• LMC is the condition where a part contains the least amount of material within the specified limits.

• F...read more
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Q2. What is Layout Inspection ?
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Layout inspection is a quality control process to verify dimensions, tolerances, and alignment of components or products.
• Ensures components or products are manufactured according to design specifications

• Involves measuring dimensions, angles, and alignments using tools like calipers, micrometers, and CMM machines

• Helps identify any deviations from the design that may affect product functionality or performance
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Q3. What is GD&T. What are the Symbols of GD&T.
Ans. 
GD&T stands for Geometric Dimensioning and Tolerancing. It is a system for defining and communicating engineering tolerances.
• GD&T is used to specify the allowable variations in form, size, and orientation of part features.

• Some common symbols used in GD&T include: Ø for diameter, ⌀ for circular runout, ⊥ for perpendicularity, and ∠ for angularity.

• GD&T helps ensure that parts fit together properly and fun...read more
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Q4. How do you select the instrument before Dimensional inspection of any Component ?
Ans. 
Selecting the right instrument for dimensional inspection involves considering the accuracy, precision, and type of measurement needed.
• Identify the specific dimensions and tolerances that need to be measured

• Consider the accuracy and precision required for the inspection

• Choose the appropriate instrument based on the type of measurement (e.g. calipers for linear measurements, micrometers for precise measurements)

• Ensure t...read more
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Q5. What is GD&T and what are the Symbols use in GD&T.
Ans. 
GD&T stands for Geometric Dimensioning and Tolerancing. It is a system for defining and communicating engineering tolerances.
• GD&T is used to specify the allowable variations in form, size, and orientation of part features.

• Symbols used in GD&T include: concentricity, position, profile, runout, perpendicularity, parallelism, etc.

• GD&T helps ensure parts are manufactured to the correct dimensions and tolera
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Q6. How do you select the instrument before Dimensional inspection of any Component.
Ans. 
Selecting the right instrument for dimensional inspection involves considering accuracy, precision, type of measurement, and calibration.
• Understand the specific requirements of the component being inspected

• Consider the accuracy and precision needed for the measurements

• Choose the appropriate type of instrument (e.g. calipers, micrometers, CMM)

• Ensure the instrument is properly calibrated before use

• Verify the instrument's...read more
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Q1. Prior Experiences
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Q2. Why do u think ur a best for to this role
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Assignment consisting of multiple recruiting based scenarios and questions

Q1. Technical questions related to talent acquisition
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Q2. Why should we hire you
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Q1. Round with the co founder
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Q2. Aligning personal culture to the company culture
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Q1. Explain about Chager and Lithium Ion battery.
Ans. 
Charger is a device used to supply electrical energy to rechargeable batteries, while Lithium Ion batteries are a type of rechargeable battery commonly used in electronic devices.
• Chargers are designed to provide the correct voltage and current to recharge batteries safely.

• Lithium Ion batteries are lightweight and have a high energy density, making them popular in portable electronic devices.

• Overcharging or using the wr...read more
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Q2. What us battery swapping technology?
Ans. 
Battery swapping technology is a method of quickly replacing a depleted battery with a fully charged one in electric vehicles.
• Allows for faster recharging of electric vehicles compared to traditional charging methods

• Reduces downtime for electric vehicle drivers

• Promotes the use of electric vehicles by addressing range anxiety

• Examples: Tesla's battery swap stations, Gogoro's battery swapping network
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Q1. How to take a work offset
Ans. 
To take a work offset, the operator must accurately measure the distance from the tool tip to the workpiece and input this value into the CNC machine.
• Use a dial indicator or edge finder to accurately measure the distance from the tool tip to the workpiece.

• Input the measured value into the CNC machine as the work offset.

• Ensure the work offset is set correctly to avoid errors in machining.

• Regularly check and adjust the w...read more
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Q2. How to iniqte the new settings
Ans. 
To initiate new settings, follow the manufacturer's guidelines, input the correct parameters, test the machine, and make adjustments as needed.
• Refer to the manufacturer's manual for specific instructions on setting up the machine

• Input the correct parameters such as speed, feed rate, tool offsets, etc.

• Test the machine with a trial run to ensure the settings are working properly

• Make adjustments as needed based on the tes
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Q1. You have to the work knowledge
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Q1. What is limit switch.
Ans. 
A limit switch is a device that is used to detect the presence or absence of an object within a certain range of motion.
• Limit switches are commonly used in industrial applications to control machinery and equipment.

• They consist of an actuator that is mechanically linked to a set of contacts, which are opened or closed depending on the position of the actuator.

• Limit switches can be used to stop the motion of a machine w...read more
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Q2. Types of cooling use in dies.
Ans. 
Types of cooling used in dies include water cooling, air cooling, and oil cooling.
• Water cooling: uses water to remove heat from the die

• Air cooling: uses air to cool the die

• Oil cooling: uses oil to dissipate heat from the die
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Q3. Material and hrc of die parts.
Ans. 
Material and hrc of die parts are crucial for determining the durability and performance of the parts.
• Material selection for die parts depends on factors like strength, wear resistance, and thermal conductivity.

• Common materials used for die parts include tool steels like H13, D2, and A2.

• Hardness of die parts is typically measured using Rockwell Hardness Scale (HRC).

• Higher HRC values indicate greater hardness and wear r...read more
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Q4. What type of breakdown in dies on machine.
Ans. 
Breakdown in dies on machine can be due to wear and tear, misalignment, overheating, or material defects.
• Wear and tear from continuous use can lead to cracks or breakage in the dies.

• Misalignment of the dies can cause them to wear unevenly or break prematurely.

• Overheating of the dies can weaken their structure and lead to failure during operation.

• Material defects in the dies, such as impurities or weak spots, can cause ...read more
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Q1. Introduction and family background.
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Q2. Do you now anyone in Ahresty.
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Q3. Salary discussion.
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