The polar modulus for a solid shaft of diameter (D) is
A. $$\frac{{\pi {{\text{D}}^2}}}{4}$$
B. $$\frac{{\pi {{\text{D}}^3}}}{{16}}$$
C. $$\frac{{\pi {{\text{D}}^3}}}{{32}}$$
D. $$\frac{{\pi {{\text{D}}^4}}}{{64}}$$
Answer: Option B
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
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