Engineering Mechanics An ideal machine is one whose efficiency is Between 70 and 80% 1 Between 60 and 70 % Between 80 and 90% Between 70 and 80% 1 Between 60 and 70 % Between 80 and 90% ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If tension in the cable supporting a lift moving downwards is half the tension when it is moving upwards, the acceleration of the lift is g/4 None of these g/3 g/2 g/4 None of these g/3 g/2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Moment of inertia is the Second moment of force Second moment of mass Second moment of area All of these Second moment of force Second moment of mass Second moment of area All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A smooth cylinder lying on its convex surface remains in __________ equilibrium. Stable Unstable Neutral None of these Stable Unstable Neutral None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Moment of inertia of a rectangular section having width (b) and depth (d) about an axis passing through its C.G. and parallel to the width (b), is bd³/36 db³/36 bd³/12 db³/12 bd³/36 db³/36 bd³/12 db³/12 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The unit of work in S.I. units is kg-m erg joule Newton kg-m erg joule Newton ANSWER DOWNLOAD EXAMIANS APP