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What is Tachometer ?
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By Admin
Listed on Oct 16,2015

Tachometers are basically used to measure the rotation speed of shafts or discs in motor or any other machine. The word is derived from the Greek word Tachos which means speed and metron, means to measure. It is laid on a dial and the needle, the needle indicates the reading. This device usually displays the revolutions per minute on calibrated analogue dials but digital displays are in trend now. Tachometers are basically counters used in cars, air crafts and other vehicles to show the rate of rotation of engine's shaft. It helps to knowing about the speed or the appropriate gear to be used while driving.Digital ...







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