Engineering Mechanics The time of flight (t) of a projectile on a horizontal plane is given by t = 2u. sinα/g t = 2u. cosα/g t = 2u/g.sinα t = 2u. tanα/g t = 2u. sinα/g t = 2u. cosα/g t = 2u/g.sinα t = 2u. tanα/g ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics In a single threaded worm and worm wheel, the number of teeth on the worm is 50. The diameter of the effort wheel is 100 mm and that of load drum is 50 mm. The velocity ratio is 200 100 50 400 200 100 50 400 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The mechanical advantage of a lifting machine is the ratio of Load lifted to the effort applied Distance moved by effort to the distance moved by load Output to the input All of these Load lifted to the effort applied Distance moved by effort to the distance moved by load Output to the input All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The range of projectile (R) on an upward inclined plane is 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 g. cos² β/2u². sin (α - β). cos α ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics From a circular plate of diameter 6 cm is cut out a circle whose diameter is a radius of the plate. Find the e.g. of the remainder from the centre of circular plate 2.5 cm 1.5 cm 0.5 cm 1.0 cm 2.5 cm 1.5 cm 0.5 cm 1.0 cm ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Non-coplanar non-concurrent forces are those forces which Do not meet at one point and their lines of action do not lie on the same plane None of these Do not meet at one point but their lines of action lie on the same plane Meet at one point, but their lines of action do not lie on the same plane Do not meet at one point and their lines of action do not lie on the same plane None of these Do not meet at one point but their lines of action lie on the same plane Meet at one point, but their lines of action do not lie on the same plane ANSWER DOWNLOAD EXAMIANS APP