Npd Qa Engineer Interview Questions and Answers

First angle and third angle are two different methods used in engineering drawings to represent the orientation of an object.

• First angle projection is commonly used in Europe and Asia, where the top view is placed below the front view.

• Third angle projection is commonly used in North America, where the top view is placed above the front view.

• Understanding the difference between first angle and third angle projection is important for interpreting engineering drawings accurately...read more

Instruments are tools used to measure, observe, or manipulate variables in a specific field.

• Types of instruments include measuring instruments, observation instruments, and manipulation instruments.

• Examples of instruments include thermometers, microscopes, and pipettes.

Tolerance refers to the acceptable range of variation in a measurement or specification.

• Tolerance is important in manufacturing to ensure products meet quality standards

• It is the difference between the upper and lower limits of a dimension

• For example, if a part is supposed to be 10 cm long with a tolerance of +/- 0.1 cm, it means the actual length can be between 9.9 cm and 10.1 cm

Drawing is the act of creating a visual representation of an object or scene using lines and shapes.

• Drawing involves using various tools such as pencils, pens, markers, and brushes.

• Different techniques like shading, hatching, and stippling can be used to create depth and texture in drawings.

• Examples of drawing include sketches, illustrations, and portraits.

• Drawing can be done on paper, canvas, digital devices, or other surfaces.

5S is a methodology for organizing a workplace, focusing on efficiency and safety.

• Sort - separate necessary items from unnecessary ones

• Set in order - arrange items in a logical manner for easy access

• Shine - keep the workplace clean and tidy

• Standardize - establish guidelines for maintaining the first 3 S's

• Sustain - ensure the practices are consistently followed over time