Engineering Mechanics Center of gravity of a thin hollow cone lies on the axis at a height of One-half of the total height above base One-third of the total height above base One-fourth of the total height above base Three-eighth of the total height above the base One-half of the total height above base One-third of the total height above base One-fourth of the total height above base Three-eighth of the total height above the base ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The maximum frictional force, which comes into play, when a body just begins to slide over the surface of the other body, is known as Static friction Limiting friction Coefficient of friction Dynamic friction Static friction Limiting friction Coefficient of friction Dynamic friction ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Moment of inertia of a circular section about an axis perpendicular to the section is πd3/32 πd3/16 πd4/64 πd4/32 πd3/32 πd3/16 πd4/64 πd4/32 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Moment of inertia of a circular section about its diameter (d) is πd3/32 πd4/64 πd4/32 πd3/16 πd3/32 πd4/64 πd4/32 πd3/16 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The horizontal range of a projectile (R) is given by R = u² cosα/g R = u² sinα/g R = u² sin2α/g R = u² cos2α/g R = u² cosα/g R = u² sinα/g R = u² sin2α/g R = u² cos2α/g 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 Remain horizontal 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 ANSWER DOWNLOAD EXAMIANS APP