Question

Examine the image of the ruler, which measures length in inches.: What is the smallest increment on the ruler?: What is the uncertainty?Select two answers: one for Question and one for Question .

Answer 1

Part A

What is the smallest increment on the ruler?

Solution

The smallest increment on the ruler is

$\frac{1}{4}=0.25$

Part B

: What is the uncertainty?

$\begin{gathered} The\text{ half of smallest increment} \\ \frac{1}{4}\times\frac{1}{2}=\frac{1}{8}=0.125 \end{gathered}$