What is the relative error of an observation taken by an ultrasonic se – McqOptions

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1.	What is the relative error of an observation taken by an ultrasonic sensor which predicts the distance of an object to be 3.1 cm but the actual value is 3 cm?
A.	1.03
B.	0.1
C.	0.033
D.	1
Answer» D. 1

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