If all dimensions of a simply supported beam is increased ‘n’ time – McqOptions

MCQOPTIONS

1.	If all dimensions of a simply supported beam is increased ‘n’ times, the ratio by which maximum bending stress will increase under its self weight is
A.	n : 1
B.	(1/n) : 1
C.	1 : (1/n)
D.	1 : n
Answer» B. (1/n) : 1

Discussion

No Comment Found

Related MCQs

The bending stress is ____________
What is the expression of the bending equation?
Stress in a beam due to simple bending is ____________
A beam is said to be of uniform strength, if ____________
A beam has a solid circular cross-section having diameter d. If a section of the beam is subjected to a shear force F, the maximum shear stress in the cross-section is given by
A shaft is subjected to bending moment, M and a torque, T simultaneously. The ratio of the maximum bending stress to maximum shear stress developed in a shaft is
A steel plate is bent into a circular arc of radius 10 m. If the plate section be 120 mm wide and 20 mm thick, with E = 2 × 105 N/mm2, then the maximum bending stress-induced is
At a point in the web of a girder the bending stress (σx) is 3 MPa (tensile) and the shearing stress (τ) at the same point is 2 MPa, then the maximum shear stress is
A steel beam is replaced by a corresponding aluminum beam of the same cross-sectional shape and dimension and is subjected to the same loading. The maximum bending stress now will be
A cantilever beam of T cross-section carries uniformly distributed load. Where does the maximum magnitude of bending stress occur?