Percentage Error Screw Gauge Measurement (Jee M… | ExamDuo
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Screw Gauge
Medium
Percentage Error Screw Gauge Measurement
A student in the laboratory measures thickness of a wire using screw gauge. The readings are
1.22
mm
,
1.23
mm
,
1.19
mm
and
1.20
mm
. The percentage error is
x
121
%
. The value of
x
is
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