Engineering Mechanics The velocity of a particle moving with simple harmonic motion is _________ at the mean position. Zero Minimum Maximum None of these Zero Minimum Maximum None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The efficiency of a lifting machine is the ratio of Mechanical advantage to the velocity ratio Output to the input All of these Work done by the machine to the work done on the machine Mechanical advantage to the velocity ratio Output to the input All of these Work done by the machine to the work done on the machine ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Mass moment of inertia of a thin rod about its one end is ___________ the mass moment of inertia of the same rod about its mid-point Twice Same as Thrice Four times Twice Same as Thrice Four times ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The resultant of the two forces ‘P’ and ‘Q’ is ‘R’. If ‘Q’ is doubled, the new resultant is perpendicular to ‘P’. Then P = Q Q = R None of the listed here Q = 2R P = Q Q = R None of the listed here Q = 2R ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The friction experienced by a body, when at rest, is known as Static friction Coefficient of friction Dynamic friction Limiting friction Static friction Coefficient of friction Dynamic friction Limiting friction 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 Slant up towards direction of pull Remain horizontal Slant down towards direction of pull None of these Slant up towards direction of pull Remain horizontal Slant down towards direction of pull None of these ANSWER DOWNLOAD EXAMIANS APP
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