If a 10-inch block changes in length by 0.5 inches, what is the strain?

What will be an ideal response?


Strain = change in length/original length
Strain = 0.5"/10"
Strain = 0.05 = 5%

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The voltmeter scale has 100 divisions. The scale can be read to 1/5 of a division. Calculate the resolution of the instrument (each division represents a mm).

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