Engineering Mechanics Varingon's theorem of moments states that if a number of coplanar forces acting on a particle are in equilibrium, then The algebraic sum of their moments about any point is equal to the moment of their resultant force about the same point Their lines of action are at equal distances The algebraic sum of their moments about any point in their plane is zero Their algebraic sum is zero The algebraic sum of their moments about any point is equal to the moment of their resultant force about the same point Their lines of action are at equal distances The algebraic sum of their moments about any point in their plane is zero Their algebraic sum is zero ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Concurrent forces are those forces whose lines of action None of these Meet at one point Meet on the same plane Lie on the same line None of these Meet at one point Meet on the same plane Lie on the same line ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The center of gravity of a quadrant of a circle lies along its central radius (r) at a distance of 0.5 r 0.8 r 0.7 r 0.6 r 0.5 r 0.8 r 0.7 r 0.6 r ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics When a person, on a bicycle, drives round a curve, he has to lean __________ to maintain equilibrium. Outward Towards front Towards back Inward Outward Towards front Towards back Inward ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The range of projectile (R) on an upward inclined plane is g. cos² β/2u². sin (α - β). cos α 2u². sin (α + β). cos α/g. cos² β 2u². sin (α - β). cos α/g. cos² β g. cos² β/2u². sin (α + β). cos α g. cos² β/2u². sin (α - β). cos α 2u². sin (α + β). cos α/g. cos² β 2u². sin (α - β). cos α/g. cos² β g. cos² β/2u². sin (α + β). cos α ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The time of flight (t) of a projectile on a horizontal plane is given by t = 2u/g.sinα t = 2u. tanα/g t = 2u. cosα/g t = 2u. sinα/g t = 2u/g.sinα t = 2u. tanα/g t = 2u. cosα/g t = 2u. sinα/g ANSWER DOWNLOAD EXAMIANS APP
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