(a) Define strain. (b) A rubber band is stretched to twice its original length. Calculate...
PHYSICS
WAEC 2018
(a) Define strain.
(b) A rubber band is stretched to twice its original length. Calculate the strain on the rubber band.
Explanation
(a) Strain is the ratio of the extension to original length of an object.
(b) Strain = \(\frac{e}{l_o} = \frac{2l_o - l_o}{l_o}\) = 1
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