The moment of inertia of a circular section about any diameter D, is______________?
The moment of inertia of a circular section about any diameter D, is______________?
A. /64
B. 4/32
C. 3/64
D. 4/64
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A simply supported rolled steel joist 8 m long carries a uniformly distributed load over it span so that the maximum bending stress is 75 N/mm². If the slope at the ends is 0.005 radian and the value of E = 0.2 × 106 N/mm2, the depth of the joist, is________________?
A simply supported rolled steel joist 8 m long carries a uniformly distributed load over it span so that the maximum bending stress is 75 N/mm². If the slope at the ends is 0.005 radian and the value of E = 0.2 × 106 N/mm2, the depth of the joist, is________________?A. 200 mm
B. 250 mm
C. 300 mm
D. 400 mmThe maximum B.M. due to an isolated load in a three hinged parabolic arch, (span l and rise h) having one of its hinges at the crown, occurs on either side of the crown at a distance_______________?
The maximum B.M. due to an isolated load in a three hinged parabolic arch, (span l and rise h) having one of its hinges at the crown, occurs on either side of the crown at a distance_______________?A. l/4
B. h/4
C. l
D. lTotal strain energy theory for the failure of a material at elastic limit, is known_________________?
Total strain energy theory for the failure of a material at elastic limit, is known_________________?A. Guest’s or Trecas’ theory
B. St. Venant’s theory
C. Rankine’s theory
D. Haig’s theoryThe force in AD of the truss shown in given figure, is________________?
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 tensionA truss containing j joints and m members, will be a simple truss if_________________?
A truss containing j joints and m members, will be a simple truss if_________________?A. m = 2j – 3
B. j = 2m – 3
C. m = 3j – 2
D. j = 3m – 2Slenderness ratio of a long column, is_________________?
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