221. The shear force at apoint on a beam is the algebraic __________ of all the forces on either side of the point.
sum
difference
✅ The correct answer is option A.
Strength of Materials MCQs
222. The buckling load for a given column depends upon
area of cross-section of the column
length and least radius of gyration of the column
modulus of elasticity for the material of the column
all of the above
✅ The correct answer is option D.
224. A cantilever beam is one which is
fixed at both ends
fixed at one end and free at the other end
supported at its ends
supported on more than
✅ The correct answer is option B.
225. The Rankine’s formula holds good for
short columns
long columns
both short and long columns
weak columns
✅ The correct answer is option C.
226. When a body is subjected to three mutually perpendicular stresses, of equal intensity, the ratio of direct stress to the corresponding volumetric strain is known as
Young’s modulus
modulus of rigidity
bulk modulus
Poisson’s ratio
✅ The correct answer is option C.
227. A continuous beam is one which is
fixed at both ends
fixed at one end and free at the other end
supported on more than two supports
extending beyond the s
✅ The correct answer is option C.
228. In a thick cylindrical shell subjected to an internal pressure (p), the tangential stress across the thickness of a cylinder is
maximum at the outer surface and minimum at the inner surface
maximum at the inner surface and minimum at the outer surface
maximum at the outer surface and zero at the inner surface
maximum at the inner s
✅ The correct answer is option B.
229. The bending moment diagram for a simply supported beam carrying a uniformly distributed load of w per unit length, will be
a horizontal line
a vertical line
an inclined line
a parabolic curve
✅ The correct answer is option D.
230. A column that fails due to direct stress, is called
short column
long column
weak column
medium column
✅ The correct answer is option A.