According to Euler's column theory, the crippling load of a column is given by p

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According to Euler's column theory, the crippling load of a column is given by p = ?² EI/Cl². In the Euler's formula, the value of C for a column with both ends fixed is 4.
Options
A. Agree
B. Disagree

Correct Answer

Disagree

Strength of Materials problems

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1. Fatigue test is carried out for
Options
A. stresses varying between two limits of equal value, but of opposite sign
B. stresses varying between two limits of unequal value, but of opposite sign
C. stresses varying between two limits of unequal value but of same sign
D. all of the above

3. The buckling load for a given column depends upon
Options
A. area of cross-section of the column
B. length and least radius of gyration of the column
C. modulus of elasticity for the material of the column
D. all of the above

6. When a closely-coiied helical spring of mean diameter (D) is subjected to an axial load (W), the deflection of the spring (?) is given by (where d = Diameter of spring wire, n = No. of turns of the spring, and C = Modulus of rigidity for the spring material)
Options
A.
B.
C.
D.

7. If percentage elongation of a certain specimen made of a material 'A' under tensile test is 30% and the percentage elongation of a specimen with same dimensions made of another material 'B' is 40%, then material 'B' is more ductile than material 'A'.
Options
A. Correct
B. Incorrect

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