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Pag No., Data, T] Accurcly!-, The closeness of measured value with, the drue value is, Known as aciuraly., If we measure dia of shaft, Example:-, by wing vernier caliper tellowing, readings, of shaft is, were obtained Ctrue value, 15.25 mm), Measured value, 15.20, Sr. NO., 15.28, 15.24, 3., 15.29, Here :, Toue yalue =, 15.25 mm, from readings we can say that 15.24, is more, 15.28,15.29, accurate, reading, than 15-20,, LAceurany, loseness of, measured value, factors Affeding :, Make of instruments, calibration of instrument, Handling of instrument., Proper method of on instrument, Environmental, Accuracy of Dostument, using, conditions