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WorksheetsMEASUREMENT DEVICES (Chapter 1)
Total questions: 10
Worksheet time: 7mins
These are the elements of measurement system, EXCEPT
Primary Sensing
Data Presentation
Error Sensing
Variable Manupulation
Which of the following error is considered as systematic error?
Absolute Error
Environmental Error
Gross Error
Relative Error
Determine which of the following is the formula for Relative Error.
Xn∣Xn+Yn∣
Yn∣Yn−Xn∣
Xn∣Yn−Xn∣
Yn∣Xn+Yn∣
Calculate the percentage of relative error if the expected value of the voltage across a resistor is 4.5V. Meanwhile the measurement yields a value of 4.3 V.
0.2%
4.65%
4.54%
4.44%
The standard resistor, capacitor, inductor which usually found in an electronics laboratory are classified as
Working Standard
Primary Standard
Secondary Standard
International Standard
Taking reading of a multimeter by not keeping it at the eye level gives rise to ........
Systematic error
Random error
Absolute error
Gross error
Repeating a reading never removes the systematic error.
True
False
Repeated measurements of a quantity can reduce the effects of .......
both random error and systematic error
neither random error nor systematic errors
random error
systematic error
The students measured length during a science experiment, they got 12 cm. But the actual measurement was 14.25 cm. What was the percent error?
15.79%
18.75%
2.25%
18%
Which combination BEST describe the image at the left?
High Accuracy & High Precision
High Accuracy & Low Precision
Low Accuracy & High Precision
Low Accuracy & Low Precision
