181. According to Euler’s column theory, the crippling load for a column of length (l) with one end fixed and the other end hinged, is
✅ The correct answer is option C.
Strength of Materials MCQs
182. The bending moment diagram for a simply supported beam loaded in its centre is
a right angled triangle
an issoscles triangle
an equilateral triangle
a rectangle
✅ The correct answer is option B.
183. The relation between modulus of elasticity (E) and modulus of rigidity (C) is given by
✅ The correct answer is option A.
184. The total strain energy stored in a body is called proof resilience.
Agree
Disagree
✅ The correct answer is option B.
185. A closely-coiled helical spring of stiffness k is cut into (n) equal parts. The stiffness in each part of the spring will be
kn
nk
nk
nk2
✅ The correct answer is option C.
186. The hoop stress in a thick cylindrical shell is maximum at the inner radius.
TRUE
FALSE
✅ The correct answer is option A.
188. The shear modulus of most materials with respect to the modulus of elasticity is
equal to half
less than half
more than half
none of these
✅ The correct answer is option B.
189. The shear force of a cantilever beam of length l and carrying a gradually varying load from zero at the free end and w per unit length at the fixed end is __________ at the fixed end.
zero
wl/4
wl/2
wl
✅ The correct answer is option C.
190. A double strap butt joint with equal straps is
always in single shear
always in double shear
either in single shear or double shear
none of these
✅ The correct answer is option B.