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Physics OCR
Foundations Of Physics
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Cards (7)
Derived Units:
Accuracy
is how close you are to the real value
Precision
is how close the results are to eachother
A
systematic
error will affect all measurement by the same amount
A
random
error is unpredictable and uncontrollable
Absolute uncertainty
of a device is the smallest scale reading of that instrument
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Percentage Uncertainty =
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(absolute Uncertainty / Value ) x 100
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