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.Management Sciences
Category: Theory of Structures
The point of contraflexure is the point where_______________?
0
A. B.M. changes sign
B. B.M. is maximum
C. B.M. is minimum
D. S.F. is zero
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
d constant, the width of a cantilever of length l of uniform strength loaded with Keeping the depth a uniformly distributed load w varies from zero at the free end and________________?
A. (2w/ × l² at the fixed end
B. (3w/ × l² at the fixed end
C. (3w/ × l² at the fixed end
D. (5w/ × l² at the fixed end
A steel rod of sectional area 250 sq. mm connects two parallel walls 5 m apart. The nuts at the ends were tightened when the rod was heated to 100°C. If steel = 0.000012/C°, Esteel = 0.2 MN/mm2, the tensile force developed at a temperature of 50°C, is_________________?
A. 80 N/mm2
B. 100 N/mm 2
C. 120 N/mm2
D. 150 N/mm2
Beams composed of more than one material, rigidly connected together so as to behave as one piece, are known as________________?
A. Compound beams
B. Indeterminate beams
C. Determinate beams
D. Composite beams
The ratio of shear stress and shear strain of an elastic material, is________________?
A. Modulus of Rigidity
B. Shear Modulus
C. Modulus of Elasticity
D. Both A. and B
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