For calculating the allowable stress of long columns known as_________________?

A. Straight line formula
B. Parabolic formula
C. Perry’s formula
D. Rankine’s formula

A shaft subjected to a bending moment M and a torque T, experiences__________________?

A. Maximum bending stress = 32m d3
B. Maximum shear stress = 16 t d3
C. Both a. and b.
D. Neither a. nor b.

The horizontal thrust on the ends of a two hinged semicircular arch of radius carrying_________________?

A. A uniforml 4/3
B. End, is
C. All the above
D. Non of these

Slenderness ratio of a long column, is_________________?

A. Area of cross-section divided by radius of gyration
B. Area of cross-section divided by least radius of gyration
C. Radius of gyration divided by area of cross-section
D. Length of column divided by least radius of gyration

The ratio of the stresses produced by a suddenly applied load and by a gradually applied load on a bar, is__________________?

A. 1/4
B. 1/2
C. 1
D. 2

If a three hinged parabolic arch, (span l, rise h) is carrying a uniformly distributed load w/unit length over the entire span__________________?

A. Horizontal thrust is wl2/8h
B. S.f. will be zero throughout
C. B.m. will be zero throughout
D. All the above

P = / L² is the equation for 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

The forces in the members of simple trusses, may be analysed by________________?

A. Graphical method
B. Method of joints
C. Method of sections
D. All the above

A road of uniform cross-section A and length L force P. The Young’s Modulus E of the material, is_________________?

A. E = /a. l
B. E =/p. l
C. E = p. l/
D. E = p. a/

The yield moment of a cross section is defined as the moment that will just produce the yield stress in_________________?

A. The outer most fibre of the section
B. The inner most fibre of the section
C. The neutral fibre of the section
D. The fibre everywhere