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.Management Sciences
Category: Theory of Structures
A close coil helical spring when subjected to a moment M having its axis along the axis of the helix_________________?
A. It is subjected to pure bending
B. Its mean diameter will decrease
C. Its number of coils will increase
D. All the above
The area of the core of a column of cross sectional area A, is_______________?
A. (1/3) A
B. (1/6) A
C. (1/12) A
D. (1/18) A
In case of principal axes of a section________________?
A. Sum of moment of inertia is zero
B. Difference of moment inertia is zero
C. Product of moment of inertia is zero
D. None of these
The force in AD of the truss shown in given figure, is________________?
A. 4.0t compression
B. 3.0t compression
C. 0.5t compression
D. 0.5t tension
P=4²EI/L² is the equation of Euler’s crippling load if________________?
A. Both the ends are fixed
B. Both the ends are hinged
C. One end is fixed and other end is free
D. One end is fixed and other end is hinged
Pick up the correct statement from the following ?
A. The moment of inertia is calculated about the axis about which bending takes place
B. If tensile stress is less than axial stress, the section experiences compressive stress
C. If tensile stress is equal to axial stress, the section experiences compressive stress
D. All the above
The assumption in the theory of bending of beams is_________________?
A. Material is homogeneous
B. Material is isotropic
C. Young’s modulus is same in tension as well as in compression
D. All the above
The force in AC of the truss shown in the given figure, is_________________?
A. 5t tension
B. 4t tension
C. 4t compression
D. 5t compression
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