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Posted inEngineering Metrology & Measurement
Derived SI units
1) For Frequency: Hertz (1 Hz = 1 cycle per second) 2) For Force: Newton (1 N…
Posted inEngineering Metrology & Measurement
Supplementary SI units
1) For Plane angle: Radian (rad) 2) For Solid angle: Steradian (sr)
Posted inEngineering Metrology & Measurement
Basic units in SI system
1) For Length : Metre (m) which is equal to 1650763.73 wavelengths in vacuum of the…
Posted inEngineering Metrology & Measurement
Generalized measuring system
The generalized measuring systems consist of the following common elements: 1. Primary sensing element 2.…
Posted inEngineering Metrology & Measurement
Methods of Measurement
1) Method of direct measurement: The value of the quantity to be measured is obtained directly…
Posted inEngineering Metrology & Measurement
Need for measurement
To ensure that the part to be measured conforms to the established standard. To…
Posted inDesign of Jigs & Fixtures
DESIGN OF MOULDS
1. What is plastic processing? Plastic Processing is one of the fastest growing segments of…
Posted inDesign of Jigs & Fixtures
BENDING, FORMING AND DRAWING DIES
1. Define neutral axis? The axis which separates the portions of tension and compression is…
Posted inDesign of Jigs & Fixtures
PRESS WORKING TERMINOLOGIES AND ELEMENT OF CUTTING DIES
1. How is cutting operation carried out? The work piece is stressed beyond its ultimate…
Posted inDesign of Jigs & Fixtures
JIGS AND FIXTURES
1. What is the function of jig bushes? Drill bushes are used to guide drills,…