Engineering Mechanics A particle moves along a straight line such that distance (x) traversed in 't' seconds is given by x = t² (t - 4), the acceleration of the particle will be given by the equation 3t² + 2t 6f - 8 6f - 4 6t² - 8t 3t² + 2t 6f - 8 6f - 4 6t² - 8t 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 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 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A couple produces None of these Rotational motion Combined translatory and rotational motion Translatory motion None of these Rotational motion Combined translatory and rotational motion Translatory motion ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The range of projectile on a downward inclined plane is ________ the range on upward inclined plane for the same velocity of projection and angle of projection. Equal to Less than None of These More than Equal to Less than None of These More than ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The forces which do not meet at one point and their lines of action do not lie on the same plane are known as Coplanar non-concurrent forces Non-coplanar concurrent forces None of these Coplanar concurrent forces Coplanar non-concurrent forces Non-coplanar concurrent forces None of these Coplanar concurrent forces ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity of a body on reaching the ground from a height h, is 2.√(gh) √(gh) √(2gh) 2g.√h 2.√(gh) √(gh) √(2gh) 2g.√h ANSWER DOWNLOAD EXAMIANS APP