The equivalent length, of a given column with given end conditions, is the lengt

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The equivalent length, of a given column with given end conditions, is the length of an equivalent column of the same material and cross-section with hinged ends, and having the value of crippling load equal to that of the given column.
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A. True
B. False

Correct Answer

True

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3. When a body is subjected to two equal and opposite forces, acting tangentially across the resisting section, as a result of which the body tends to shear off across the section, the stress and strain induced is
Options
A. tensile stress, tensile strain
B. compressive stress, compressive strain
C. shear stress, tensile strain
D. shear stress, shear strain

4. Two closely-coiled helical springs 'A' and 'B' are equal in all respects but the number of turns of spring 'A' is double that of spring 'B'. The stiffness of spring 'A' will be __________ that of spring 'B'.
Options
A. one-sixteenth
B. one-eighth
C. one-fourth
D. one-half

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