Applied Mechanics and Graphic Statics According to Kennedy's theorem, if three bodies have plane motions, their instantaneous centers lie on A straight line Two straight lines A point A triangle A straight line Two straight lines A point A triangle 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 Both force polygon" and funicular polygon close Funicular polygon closes Force polygon closes All the forces are concurrent Both force polygon" and funicular polygon close Funicular polygon closes ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The angles between two forces to make their resultant a minimum and a maximum respectively are 90° and 180° 0° and 90° 180° and 0° 180° and 90° 90° and 180° 0° and 90° 180° and 0° 180° and 90° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Impulse can be obtained from a Velocity-displacement diagram Velocity-time diagram Force-time diagram Force-displacement diagram Velocity-displacement diagram Velocity-time diagram Force-time diagram Force-displacement diagram ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The force acting on a point on the surface of a rigid body may be considered to act On the periphery of the body At the centre of gravity of the body On any point on the line of action of the force At any point on the surface normal to the line of action of the force On the periphery of the body At the centre of gravity of the body On any point on the line of action of the force At any point on the surface normal to the line of action of the force ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Centre of gravity of a thin hollow cone lies on the axis of symmetry at a height of One-third of the total height above base One-fourth of the total height above base None of these One-half of the total height above base One-third of the total height above base One-fourth of the total height above base None of these One-half of the total height above base ANSWER DOWNLOAD EXAMIANS APP