Study with the several resources on Docsity
Earn points by helping other students or get them with a premium plan
Prepare for your exams
Study with the several resources on Docsity
Earn points to download
Earn points by helping other students or get them with a premium plan
Community
Ask the community for help and clear up your study doubts
Discover the best universities in your country according to Docsity users
Free resources
Download our free guides on studying techniques, anxiety management strategies, and thesis advice from Docsity tutors
ES AUSAT EXAM WITH CORRECT ACTUAL QUESTIONS AND CORRECTLY WELL DEFINED ANSWERS LATEST 2025 ALREADY GRADED A+
Typology: Exams
1 / 14
This page cannot be seen from the preview
Don't miss anything!
Center of mass - ANSWERS-(Section property) Point at which the entire mass isconcentrated
Moment of inertia - ANSWERS-Sum of the products obtained by multiplying anelement of mass by the square of its distance from the axis
Modulus of elasticity - ANSWERS-The ratio of the shearing stress to the shearingstrain
Modulus of rigidity - ANSWERS-Coefficient of elasticity expressing the ratiobetween shearing stress and strain produced by stress
Truss - ANSWERS-Structural frame based on the geometric rigidity of the triangleand composed of linear members subject to axial tension and compression
Moment of a force - ANSWERS-Measure of the: tendency to rotate at a pointforce, moment arm rotation, and moment center
Free body diagram - ANSWERS-A drawing of the structure/part of the structureunder consideration
Types of supports - ANSWERS-1. Cable 2. Roller 3. Pin or hinge Equilibrium - ANSWERS-state or condition in a body wherein resultant is zero Conditions of equilibrium - ANSWERS-1. Resultant is zero 2. The sum of momentsabout any point in system is zero
Moment arm - ANSWERS-distance between the axis of rotation and theperpendicular of the line of action of a force
Engineering mechanics - ANSWERS-The science that considers the effects offorces on rigid bodies
Concurrent force system - ANSWERS-A type of force system wherein the lines ofaction of forces meet at a common point
Method of sections - ANSWERS-Utilizes the principle of moments and theresolution of a force into its components
Axial force - ANSWERS-This component measures the pulling or pushing actionover the section
Shear force - ANSWERS-These are components of the total resistance to slidingthe portion to one side of the exploration section
Torque - ANSWERS-This component measures the resistance to twisting themembers
Bending moments - ANSWERS-These components measure the resistance tobending the member about the Y or Z axes
Stress - ANSWERS-Unit strength of a material Concentrated load - ANSWERS-Load acting on a particular point Uniformly distributed load - ANSWERS-(Rectangular loading) uniform magnitude
Uniformly varying load - ANSWERS-(Triangular loading) distributed load whichuniformly varies with the distance
Simple beam or simply supported beam - ANSWERS-Supported by a roller and ahinge at both ends
Overhanging beam - ANSWERS-Supported by a roller and a hinge with one or bothextending beyond supports
Cantilever beam - ANSWERS-(beam) Supported by a fixed support at one end only Fixed or restrained beam - ANSWERS-Type of beam having fixed support at bothends
Continuous beam - ANSWERS-type of beam with three or more supports Mechanics - ANSWERS-Science of mechanics treats on forces, motion and theeffects of forces on the bodies which they act
Applied mechanics - ANSWERS-Concerns mainly on the applications of theprinciples of mechanics to the solution of problems commonly encountered
Structural system components - ANSWERS-These are structural elements such asbeams, girders, columns, trusses, etc
Scalar - ANSWERS-Quantity having magnitude only. Ft, kg, newton Characteristics of a force - ANSWERS-Magnitude, Line of action, Point ofapplication, Direction
Applied or contacting forces - ANSWERS-Forces that refers to the push or pullproduced by mechanical effort
Acting force - ANSWERS-Force acting directly on a body Reacting force - ANSWERS-Generated by the action of one body to another Non applied or non contacting force - ANSWERS-Gravitational pull, magnetic forceor inertia force
Coplanar - ANSWERS-Condition where all forces lie on one plane Parallel force system - ANSWERS-Non-concurrent forces having parallel lines ofaction
Concurrent - ANSWERS-Where the lines of action of all the forces intersect at acommon point
Non coplanar - ANSWERS-Forces do not lie on one plane Non concurrent - ANSWERS-Lines do not intersect at a common point Collinear - ANSWERS-All forces in a parallel system act along a single line ofaction
Triangle method - ANSWERS-Graphic technique for finding the vector sum of 2concurrent forces by displacing one force vector parallel to itself completing the triangle with a vector that represents the resultant force Parallelogram law - ANSWERS-System of determining the resultant force of 2concurrent forces obtained from the diagonal at a parallelogram having adjacent sides which represent the 2 force vectors being added Polygon method - ANSWERS-Graphic technique for finding the vector sum of acoplanar force system of several concurrent forces by drawing to scale each force vector in succession with the tall of each of the head of one preceding it andcompleting the polygon with a vector that represents the resultant force
Strength of materials - ANSWERS-Extends the study of forces that was begun inmechanics. Deals with relations between externally applied loads and their internal effects on bodies
Stress - ANSWERS-Resistance to external forces Tensile stress - ANSWERS-it is a type of stress that refers to "Pull" Normal stress - ANSWERS-Perpendicular to stressed surface Shearing stress - ANSWERS-Parallel Axial stress - ANSWERS-External stress acting on a member parallel to its majoraxis and member is of constant cross section
Bearing stress - ANSWERS-Compressive stress exerted on an external surface of abody
Ultimate stress - ANSWERS-Greatest unit stress a material can withstand Allowable stress - ANSWERS-Portion of the ultimate strength which may safely beused in design
Live load - ANSWERS-Moving load on a structure, acts downward Dead load - ANSWERS-Static load, downward
Dynamic load - ANSWERS-Often with rapid change in magnitude and location Moving load - ANSWERS-Kinetic load of a short duration due to moving vehicles Occupancy load - ANSWERS-Live on structure resulting from the weight of people,etc.
Wind load - ANSWERS-Exerted by the kinetic energy of a moving mass of air Transverse load - ANSWERS-Load applied perpendicular to the longitudinal axis Axial load - ANSWERS-Tensile acting along the longitudinal axis Roller type support - ANSWERS-Offers resistance in a direction normal to thesurface beneath the roller, does not resist movement parallel to the supporting surface Hinge type support - ANSWERS-Prevents movement along the horizontal andvertical directions but does not resist rotation about the hinge
Link type support - ANSWERS-Offers resistance in the direction along the link andthrough 2 pins
Malleability - ANSWERS-Undergoes great change in shape without rupture Hardness - ANSWERS-Resist indentation or abrasion Resilience - ANSWERS-Material Property: Absorbs Toughness - ANSWERS-Absorb energy at high stress Chord - ANSWERS-Either of the 2 principal members extending end to end Web member - ANSWERS-Connects upper and lower chord Panel - ANSWERS-Space between any 2 panel points on a chord and joint Panel point - ANSWERS-Joint between 2 or more members of a truss Panel length - ANSWERS-Space on the chord of a truss between 2 adjacent jointsmade of principal web members
Span - ANSWERS-Distance between supports
Radius of gyration - ANSWERS-Distance from its moment of inertia axis at whichthe entire area is considered concentrated without changing the numerical value of its moment of inertia Section properties centroid - ANSWERS-Center of one or two-dimensional figureabout which the sum of the displacements of all points is zero
Center of gravity - ANSWERS-Point at which the entire weight is consideredconcentrated
Compressive stress - ANSWERS-Push Structural system - ANSWERS-A system of structural components that makes up astructure. It is interconnected as to provide rigidity and resist the effect of forces whether directly or indirectly Strain - ANSWERS-Subjected to an external force Method of joints - ANSWERS- Finding the reactions at each support
