Applied Mechanics and Graphic Statics The necessary condition of equilibrium of a body is: All (A), (B) and (C) Algebraic sum of horizontal components of all the forces must be zero Algebraic sum of vertical components of all the forces must be zero Algebraic sum of the moments of the forces about a point must be zero All (A), (B) and (C) Algebraic sum of horizontal components of all the forces must be zero Algebraic sum of vertical components of all the forces must be zero Algebraic sum of the moments of the forces about a point must be zero ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Two forces act an angle of 120°. If the greater force is 50 kg and their resultant is perpendicular to the smaller force, the smaller force is 25 kg 40 kg 30 kg 50 kg 25 kg 40 kg 30 kg 50 kg ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The bending moment in an arch is proportional to Vertical ordinate of funicular polygon None of these Intercept between the arch axis and the funicular polygon Vertical ordinate of the arch Vertical ordinate of funicular polygon None of these Intercept between the arch axis and the funicular polygon Vertical ordinate of the arch ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The equation of motion of a particle starting from rest along a straight line is x = t3 - 3l2 + 5. The ratio of the velocities after 5 sec and 3 sec will be 5 2 4 3 5 2 4 3 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The point about which combined motion of rotation and translation of a rigid body takes place, is known as Virtual centre Point of rotation Instantaneous axis Instantaneous centre Virtual centre Point of rotation Instantaneous axis Instantaneous centre ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The ratio of the moment of inertia of a rectangle about its centroidal axis to the moment of inertia about its base, is 2 43834 43832 43894 2 43834 43832 43894 ANSWER DOWNLOAD EXAMIANS APP