Applied Mechanics and Graphic Statics Pick up the correct statement from the following. The kinetic energy of a body Before impact is more than that after impact Before impact is less than that after impact Before impact is equal to that after impact Remain constant Before impact is more than that after impact Before impact is less than that after impact Before impact is equal to that after impact Remain constant ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The resolved part of the resultant of two forces inclined at an angle θ in a given direction is Algebraic sum of the resolved parts of the forces in the direction Difference of the forces multiplied by cosine θ° Arithmetical sum of the resolved parts of the forces in the direction Sum of the forces multiplied by the tangent θ° Algebraic sum of the resolved parts of the forces in the direction Difference of the forces multiplied by cosine θ° Arithmetical sum of the resolved parts of the forces in the direction Sum of the forces multiplied by the tangent θ° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If ‘l’ is the span of a light suspension bridge who’s each cable carries total weight (w) and the central dip is ‘y’, the horizontal pull at each support, is wl/2y wl/4y wl wl/8y wl/2y wl/4y wl wl/8y ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A system of coplanar forces acting on a rigid body can be reduced to One force and one couple only None of these One force only One couple only One force and one couple only None of these One force only One couple only ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Coefficient of friction depends on Both (A) and (B) Area of contact only Nature of surfaces only None of these Both (A) and (B) Area of contact only Nature of surfaces only None of these ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Pick up the incorrect statement from the following. In case of suspension bridge due to rise in temperature, None of these Dip of the cable decreases Dip of the cable increases Length of the cable increases None of these Dip of the cable decreases Dip of the cable increases Length of the cable increases ANSWER DOWNLOAD EXAMIANS APP