10+ Power Grid Corporation of India Interview Questions and Answers

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 the instrument is calibrated and in good working condition ...read more

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 tolerances for proper functionality.

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.

• For example, if a hole has an MMC of 25mm and an LMC of 20mm, t...read more

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 function as intended in assemblies.

• It is commonly used in industries such as ...read more

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

1 metre is equal to 100 centimetres.

• 1 metre = 100 centimetres

• To convert metres to centimetres, multiply by 100

• Example: 2 metres = 2 * 100 = 200 centimetres

10mm is equal to 10,000 microns.

• 1 mm = 1,000 microns

• Therefore, 10mm = 10,000 microns

Exploring new business and product requires market research, identifying customer needs, and developing a unique value proposition.

• Conduct market research to identify gaps in the market and potential customer needs

• Develop a unique value proposition that sets your product apart from competitors

• Create a marketing strategy that targets your ideal customer base

• Build relationships with potential partners and investors

• Stay up-to-date with industry trends and emerging technologies

• Te...read more

Quality is the measure of excellence or superiority of a product or service.

• Quality is meeting or exceeding customer expectations.

• It involves consistency, reliability, and conformance to standards.

• Quality can be measured through various metrics such as defect rates, customer satisfaction, and adherence to specifications.

• Continuous improvement is essential for maintaining and enhancing quality.

• Examples of quality in production include defect-free products, efficient processes,...read more

An engine is a machine that converts fuel into mechanical energy to produce motion.

• Converts fuel into mechanical energy

• Produces motion

• Can be found in vehicles, machinery, and power generators

Six Sigma is a data-driven methodology used to improve processes by reducing defects and variations.

• Six Sigma aims to achieve near perfection in processes by identifying and eliminating causes of defects.

• It uses statistical analysis to measure and improve process performance.

• Six Sigma projects follow a structured approach known as DMAIC: Define, Measure, Analyze, Improve, Control.

• Organizations often use Six Sigma to increase efficiency, reduce costs, and enhance customer sati...read more