Strain is equal to (where $$l$$ = Original length and $$\delta l$$ = Change in length)
A. $$\frac{l}{{\delta l}}$$
B. $$\frac{{\delta l}}{l}$$
C. $$l \times \delta l$$
D. $$l + \delta l$$
Answer: Option B
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Related Questions on Strength of Materials in ME
A. Equal to
B. Less than
C. Greater than
D. None of these
A. $$\frac{{{\text{w}}l}}{6}$$
B. $$\frac{{{\text{w}}l}}{3}$$
C. $${\text{w}}l$$
D. $$\frac{{2{\text{w}}l}}{3}$$
The columns whose slenderness ratio is less than 80, are known as
A. Short columns
B. Long columns
C. Weak columns
D. Medium columns
strain = delta L * L