Discipline

Applied Mechanics MCQs

MCQ explainedThe polar moment of inertia of a semicircular lamina of radius R about its central axis (through the centre of…Structures · 1 min read
MCQ explainedTwo persons of equal weight are hanging by their hands from the ends of a rope passing over a frictionless pul…Structures · 1 min read
MCQ explainedWhen a thin cylindrical shell is subjected to an internal pressure, there will be:Structures · 2 min read
MCQ explainedBy applying the static equations ΣH = 0, ΣV = 0 and ΣM = 0 to a determinate structure, we may determine:Structures · 1 min read
MCQ explainedWhat is the meaning of biaxial stress?Structures · 1 min read
MCQ explainedIf j represents the number of joints and r the number of external reactions, a structure that has 2j − r membe…Structures · 1 min read
MCQ explainedA lift of weight W is lifted by a rope with an acceleration f. If the cross-sectional area of the rope is A, t…Structures · 1 min read
MCQ explainedSelect the correct statement regarding the first and second moments of area of a circular lamina of radius R.Structures · 1 min read
MCQ explainedThe angle of inclination of the plane at which a body begins to move down the plane is called:Structures · 2 min read
MCQ explainedThe hoop stress induced in a thin cylinder by winding it with wire under tension will be:Structures · 1 min read
MCQ explainedIf all the reactions acting on a planar system are concurrent, then the system is:Structures · 1 min read
MCQ explainedCalculate the bulk modulus of an alloy whose modulus of elasticity is 180 GPa and Poisson’s ratio is 0.2…Structures · 1 min read
MCQ explainedIn the cantilever truss shown (top chord A–B–C, 100 t load at B, vertical BD, member DC inclined at 30° to BC)…Structures · 1 min read
MCQ explainedIf ΣH and ΣV are the algebraic sums of the forces resolved horizontally and vertically, and ΣM is the algebrai…Structures · 1 min read
MCQ explainedLocate the centroid, measured from the base AB, of a rectangular section 200 mm wide and 300 mm high from whic…Structures · 1 min read
MCQ explainedThe maximum frictional force which comes into play when a body just begins to slide over the surface of anothe…Structures · 1 min read
MCQ explainedIf p is the internal pressure, d the diameter and t the wall thickness of a thin cylindrical shell, the hoop s…Structures · 1 min read
MCQ explainedGradually applied static loads do not change with time their:Structures · 1 min read