A rolled steel joist is simply supported at its ends and carries a uniformly distributed load which causes a maximum deflection of 10 mm and slope at the ends of 0.002 radian. The length of the joist will be________________?

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A two hinged parabolic arch of span l and rise h carries a load varying from zero at the left end to________________?

A. /4h thrust is B. /8h C. /12h D. /16h...

The load on a spring per unit deflection, is called______________?

A. Stiffness B. Proof resilience C. Proof stress D. Proof load...

A lift of weight W is lifted by a rope with an acceleration f. If the area of cross-section of the rope is A, the stress in the rope is_______________?

A. [W (1 + f/ G)]/ A B. (1 – g/f)/A C. [W (2 + f/G)]/A D. [W (2 + g/f)]/A...

A steel bar 20 mm in diameter simply-supported at its ends over a total span of 40 cm carries a load at its centre. If the maximum stress induced in the bar is limited to N/mm2, the bending strain energy stored in the bar, is___________________?

A. 411 N mm B. 511 N mm= C. 611 N mm D. 711 N mm...

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....