Estimate sum or diffence 3 3/5-5/8
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The measurement of the piece of metal that is the most accurate is 2.837 cm.
<h2>Given that,</h2>A piece of metal with a length of 2.83 cm was measured using four different devices.
<h3>We have to determine,</h3>Which of the following measurements is the most accurate?
<h3>According to the question,</h3>A piece of metal with a length of 2.83 cm was measured using four different devices.
Accuracy is the degree to which the measured value is close to the correct value.
The difference between the accepted value and the measured value of the quantity is called the error of measurement.
The measurement for the first device is,
The measurement of the first device is -0.007.
The measurement for the second device is,
The measurement of the second device is -0.001.
The measurement for the third device is,
The measurement of the third device is -0.018.
The measurement for the fourth device is,
The measurement of the fourth device is -0.02.
Hence, The measurement that is the most accurate is 2.837 cm.
For more details about Substitution refer to the link given below.
This question gives you information to make a system of equations, which you then use substitution to solve.
