Engineering Mechanics The centre of percussion is below the centre of gravity of the body and is at a distance equal to h × kG h/kG h2/kG kG2/h h × kG h/kG h2/kG kG2/h ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics In actual machines, mechanical advantage is _________ velocity ratio. Greater than Equal to None of these Less than Greater than Equal to None of these Less than ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The three forces of 100 N, 200 N and 300 N have their lines of action parallel to each other but act in the opposite directions. These forces are known as Unlike parallel forces Coplanar non-concurrent forces Like parallel forces Coplanar concurrent forces Unlike parallel forces Coplanar non-concurrent forces Like parallel forces Coplanar concurrent forces ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The Cartesian equation of trajectory is (where u = Velocity of projection, α = Angle of projection, and x, y = Co-ordinates of any point on the trajectory after t seconds.) y = (gx²/2u² cos²α) + x. tanα y = x. tanα - (gx²/2u² cos²α) y = x. tanα + (gx²/2u² cos²α) y = (gx²/2u² cos²α) - x. tanα y = (gx²/2u² cos²α) + x. tanα y = x. tanα - (gx²/2u² cos²α) y = x. tanα + (gx²/2u² cos²α) y = (gx²/2u² cos²α) - x. tanα ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Moment of inertia of a circular section about an axis perpendicular to the section is πd3/16 πd4/64 πd4/32 πd3/32 πd3/16 πd4/64 πd4/32 πd3/32 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The total motion possessed by a body, is called Weight Impulsive force Mass Momentum Weight Impulsive force Mass Momentum ANSWER DOWNLOAD EXAMIANS APP