Roots Cooling Systems Interview Questions and Answers

Q1. Technical information
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Q2. Vernier caliper use
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Q3. Vernier caliper list count
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Q4. Sleep gauge use
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Q1. Technical
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Q1. Questions on Project Planning
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Q2. Questions on Budget Planning
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Q1. About my experience with earlier organizationa
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Q2. About my reasons for quitting last emplyment
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Q1. Some basics questions regarding my graduation subjects.
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Q2. Want to check my problem solving abilities
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Normal test for releted filed of position

Q1. Manufacturing process
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Q2. Introduction yourself in breif
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Q1. Implementation of gd&t
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GD&T is a system for defining and communicating engineering tolerances.
• GD&T stands for Geometric Dimensioning and Tolerancing

• It is used to define the allowable variations in form, size, and orientation of part features

• GD&T symbols are used on engineering drawings to specify the desired tolerances

• Proper implementation of GD&T can improve the quality and manufacturability of a design
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Q2. Advantage gd&t and what is bonus tolerance
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GD&T provides precise communication of design requirements, while bonus tolerance allows for additional variation beyond basic tolerances.
• GD&T (Geometric Dimensioning and Tolerancing) ensures clear and precise communication of design requirements

• It allows for more detailed control over form, orientation, location, and profile of features

• Bonus tolerance is an additional tolerance that can be applied to a feature beyond ...read more
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Q3. Types of fits and advantages
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Types of fits include clearance fit, interference fit, and transition fit, each offering different advantages.
• Clearance fit: allows for easy assembly and disassembly, used in applications where relative motion is required (e.g. sliding fits)

• Interference fit: provides a tight connection with no relative movement, used in applications where rigidity is important (e.g. press fits)

• Transition fit: offers a compromise betwee...read more
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Q4. Expalain spring back effect in details
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Spring back effect is the tendency of a material to return to its original shape after being deformed.
• Spring back effect occurs in materials like metals, plastics, and composites.

• It is caused by the release of internal stresses that were introduced during the forming process.

• Factors affecting spring back include material properties, forming process, and tooling design.

• Examples include metal sheets returning to their or
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Q5. What are the product designguidelines
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Product design guidelines are principles and standards that help ensure the quality, functionality, and manufacturability of a product.
• Consider the target audience and their needs

• Ensure the design is user-friendly and intuitive

• Follow industry standards and regulations

• Optimize for manufacturability and cost-effectiveness

• Prioritize safety and durability

• Incorporate feedback from stakeholders and end-users

• Use sustainable m...read more
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Q1. Electrical Engineering Questions
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Q2. Electrical Testing
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Q1. Engineering Questions
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Q2. Work location
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Group discussion about past job and experience

Numerical questions and reasoning

Q1. Salary negotiation
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Q1. Final round with German team
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30 question of c code snippet 5 question of aptitude and 2 coding question

Q1. Storage class in c
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Storage classes in C define the scope and lifetime of variables.
• There are 4 storage classes in C: auto, register, static, and extern.

• Auto variables are stored in memory and have local scope.

• Register variables are stored in CPU registers for faster access.

• Static variables retain their value between function calls.

• Extern variables are declared outside of any function and can be accessed by other files.
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Q2. Mutex and semaphore
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