2.5G, which stands for “second and a half generation,” is a cellular wireless technology developed in between its predecessor, 2G, and its successor, 3G. “2.5G”
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Calibration: If a known input is given to the measurement system the output deviates from the given input, the corrections are made in the instrument
Errors in Measurement : Error = Measured Value – True Value Em = Vm – Vt 1. Absolute Error : True absolute error :
Failure Mode – A particular way in which an item fails, independent of the reason for failure. Failure Mode and Effects Analysis (FMEA) – A
CRITICALITY is a measure of the frequency of occurrence of an effect. – May be based on qualitative judgement or – May be based on
It is defined as the probability that a given system will perform it’s function adequately for it’s specified period of lifetime under specified operating conditions.
MEASUREMENTS: A Measurement is the outcome of an opinion formed by observers about some physical quantity. CLASSIFICATION OF MEASUREMENTS: Standards – ( Reproduce the value
Interpolation The method by which contouring machine tools move from one programmed point to the next is called interpolation. This ability to merge individual axis
Two types of programming modes, the incremental system and the absolute system, are used for CNC. Both systems have applications in CNC programming, and no
The term numerical control is a widely accepted and commonly used term in the machine tool industry. Numerical control (NC) enables an operator to communicate