Applied Mechanics and Graphic Statics A point subjected to a number of forces will be in equilibrium, if Algebraic sum of the forces is zero Algebraic sum of the moments of the forces about the point is zero Two resolved parts in any two directions at right angles are equal Sum of resolved parts in any two directions at right angles, are both zero Algebraic sum of the forces is zero Algebraic sum of the moments of the forces about the point is zero Two resolved parts in any two directions at right angles are equal Sum of resolved parts in any two directions at right angles, are both zero ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The direction of projection should bisect the angle between the inclined plane and the vertical for a range of a projectile on inclined plane To be minimum To be zero None of these To be maximum To be minimum To be zero None of these To be maximum ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics When a body of mass M1 is hanging freely and another of mass M2 lying on a smooth inclined plane(α) are connected by a light index tensile string passing over a smooth pulley, the acceleration of the body of mass M1, will be given by g(M2 × M1 sin α)/(M2 - M1) m/sec² g(M1 + M2 sin α)/(M1 + M2) m/sec g(M1 - M2 sin α)/(M1 + M2) m/sec² g(M2 + M1 sin α)/(M1 + M2) m/sec² g(M2 × M1 sin α)/(M2 - M1) m/sec² g(M1 + M2 sin α)/(M1 + M2) m/sec g(M1 - M2 sin α)/(M1 + M2) m/sec² g(M2 + M1 sin α)/(M1 + M2) m/sec² ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics In a simple screw jack, the pitch of the screw is 9 mm and length of the handle operating the screw is 45 cm. The velocity ratio of the system is 1.5 25 5 314 1.5 25 5 314 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The vertical reaction at the support ‘A’ of the structure shown in below figure, is 3 t 2 t 3.5 t 1 t 3 t 2 t 3.5 t 1 t ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Kinetic friction may be defined as Ratio of limiting friction and normal reaction Friction force acting when the body is in motion Friction force acting when the body is just about to move Angle between normal reaction and resultant of normal reaction and limiting friction Ratio of limiting friction and normal reaction Friction force acting when the body is in motion Friction force acting when the body is just about to move Angle between normal reaction and resultant of normal reaction and limiting friction ANSWER DOWNLOAD EXAMIANS APP