Engineering Mechanics The moment of inertia of a square of side a about its diagonal is a³/12 a²/8 a⁴/16 a⁴/12 a³/12 a²/8 a⁴/16 a⁴/12 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The force applied on a body of mass 100 kg to produce an acceleration of 5 m/s2, is 100 N 20 N 500 N None of these 100 N 20 N 500 N None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics When a body of mass moment of inertia 'I' (about a given axis) is rotated about that axis with an angular velocity to, then the kinetic energy of rotation is 0.5 Iω2 Iω 0.5 Iω Iω2 0.5 Iω2 Iω 0.5 Iω Iω2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A semicircular disc rests on a horizontal surface with its top flat surface horizontal and circular portion touching down. The coefficient of friction between semi circular disc and horizontal surface is µ. This disc is to be pulled by a horizontal force applied at one edge and it always remains horizontal. When the disc is about to start moving, its top horizontal force will None of these Slant down towards direction of pull Slant up towards direction of pull Remain horizontal None of these Slant down towards direction of pull Slant up towards direction of pull Remain horizontal ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The acceleration of a particle moving with simple harmonic motion, at any instant is given by ω3.y ω.y ω2.y ω2/y ω3.y ω.y ω2.y ω2/y ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The mechanical advantage of a lifting machine is the ratio of All of these Distance moved by effort to the distance moved by load Load lifted to the effort applied Output to the input All of these Distance moved by effort to the distance moved by load Load lifted to the effort applied Output to the input ANSWER DOWNLOAD EXAMIANS APP
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