Applied Mechanics and Graphic Statics The centre of gravity of a trapezoidal dam section whose top width is a, bottom width is band the vertical side is a, from its vertical face is (a² + ab + b²)/3 (a + b) None of these (b² + bc + c²)/3 (b + c) (a² + ab + c²)/3 (a + c) (a² + ab + b²)/3 (a + b) None of these (b² + bc + c²)/3 (b + c) (a² + ab + c²)/3 (a + c) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Power can be expressed as Work/energy Work/distance Work/time Work × time Work/energy Work/distance Work/time Work × time ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A system of coplanar forces is in equilibrium when Force polygon closes All the forces are concurrent Funicular polygon closes Both force polygon" and funicular polygon close Force polygon closes All the forces are concurrent Funicular polygon closes Both force polygon" and funicular polygon close ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A smooth cylinder lying on its convex surface remains In stable equilibrium In unstable equilibrium In neutral equilibrium Out of equilibrium In stable equilibrium In unstable equilibrium In neutral equilibrium Out of equilibrium ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The motion of a bicycle wheel is Curvilinear Rotary and translatory Translatory Rotary Curvilinear Rotary and translatory Translatory Rotary 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 - 3t²+ 5. The ratio of the accelerations after 5 sec and 3 sec will be 2 3 4 5 2 3 4 5 ANSWER DOWNLOAD EXAMIANS APP