Engineering Mechanics The centre of percussion is below the centre of gravity of the body and is at a distance equal to h × kG h2/kG h/kG kG2/h h × kG h2/kG h/kG kG2/h ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A machine having an efficiency greater than 50%, is known as Non-reversible machine Neither reversible nor non-reversible machine Reversible machine Ideal machine Non-reversible machine Neither reversible nor non-reversible machine Reversible machine Ideal machine ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The horizontal range of a projectile (R) is given by R = u² sinα/g R = u² cosα/g R = u² cos2α/g R = u² sin2α/g R = u² sinα/g R = u² cosα/g R = u² cos2α/g R = u² sin2α/g ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of gravity of an isosceles triangle with base (p) and sides (q) from its base is (p² + q²)/4 [√(4p² - q²)]/6 (p² - q²)/4 (4p² - q²)/6 (p² + q²)/4 [√(4p² - q²)]/6 (p² - q²)/4 (4p² - q²)/6 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Three forces acting on a rigid body are represented in magnitude, direction and line of action by the three sides of a triangle taken in order. The forces are equivalent to a couple whose moment is equal to Half the area of the triangle None of these Twice the area of the triangle Area of the triangle Half the area of the triangle None of these Twice the area of the triangle Area of the triangle 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. None of These Equal to More than Less than None of These Equal to More than Less than ANSWER DOWNLOAD EXAMIANS APP