Applied Mechanics and Graphic Statics A ball is dropped from a height of 2.25 m on a smooth floor and rises to a height of 1.00 m after the bounce. The coefficient of restitution between the ball and the floor is 0.67 0.33 0.44 0.57 0.67 0.33 0.44 0.57 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The angle of projection for a range is equal to the distance through which the particle would have fallen in order to acquire a velocity equal to the velocity of projection, will be 75° 45° 60° 30° 75° 45° 60° 30° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics When two forces, each equal to P, act at 90° to each other, then the resultant will be P/√2 2P P√2 P P/√2 2P P√2 P ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For a non-concurrent force system to be in equilibrium Only the closure of funicular polygon is sufficient Only the closure of force polygon is sufficient None of these Both force polygon and funicular polygon must close Only the closure of funicular polygon is sufficient Only the closure of force polygon is sufficient None of these Both force polygon and funicular polygon must close 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 At the centre of gravity of the body At any point on the surface normal to the line of action of the force On the periphery of the body On any point on the line of action of the force At the centre of gravity of the body At any point on the surface normal to the line of action of the force On the periphery of the body On any point on the line of action of the force ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The velocity of a body fallen from height ‘h’, on reaching the ground is given by v = 2gh² v = 1/√(2gh) v = 2gh v = √(2gh) v = 2gh² v = 1/√(2gh) v = 2gh v = √(2gh) ANSWER DOWNLOAD EXAMIANS APP