Errors in the readings of measuring instruments due to friction, hysteresis or gear backlash are called:

Errors in the readings of measuring instruments due to friction, hyste

1.	Errors in the readings of measuring instruments due to friction, hysteresis or gear backlash are called:
A.	random errors
B.	environmental errors
C.	instrumental errors
D.	observational errors
Answer» D. observational errors

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Errors in the readings of measuring instruments due to friction, hysteresis or gear backlash are called:

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