Engineering Mechanics The maximum mechanical advantage of a lifting machine is 1 + m m 1 / m 1 - m 1 + m m 1 / m 1 - m ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The unit of work in S.I. units is erg kg-m joule Newton erg kg-m joule Newton ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A weight of 1000 N can be lifted by an effort of 80 N. If the velocity ratio is 20, the machine is None of these Ideal Non-reversible Reversible None of these Ideal Non-reversible Reversible 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 0.8 r 0.5 r 0.7 r 0.6 r 0.8 r 0.5 r 0.7 r 0.6 r ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The time of flight (t) of a projectile on a horizontal plane is given by t = 2u. sinα/g t = 2u. tanα/g t = 2u. cosα/g t = 2u/g.sinα t = 2u. sinα/g t = 2u. tanα/g t = 2u. cosα/g t = 2u/g.sinα ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio in case of an inclined plane inclined at angle 'θ' to the horizontal and weight being pulled up the inclined plane by vertical effort is sinθ tanθ cosecθ cosθ sinθ tanθ cosecθ cosθ ANSWER DOWNLOAD EXAMIANS APP
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