Applied Mechanics and Graphic Statics A ball is dropped from a height of 16 m on a horizontal floor. If it rebounds to a height of 9 m after striking the floor, the coefficient of restitution between ball and floor is 43864 43894 43834 43924 43864 43894 43834 43924 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The condilion for a lifting machine to be reversible is that its efficiency should be more than 66.67% equal to 100% less than 50% more than 50% more than 66.67% equal to 100% less than 50% more than 50% ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Moment of inertia of a squares of side ‘b’ about an axis through its centre of gravity, is b⁴/12 b³/4 b⁴/3 b⁴/8 b⁴/12 b³/4 b⁴/3 b⁴/8 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The bending moment in an arch is proportional to 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 Vertical ordinate of funicular polygon None of these Intercept between the arch axis and the funicular polygon ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A block of weight 50 kg is placed on a horizontal plane. When a horizontal force of 18 kg is applied, the block is just on the point of motion. The angle of friction is 19° 48' 17° 48' 20° 48' 18° 48' 19° 48' 17° 48' 20° 48' 18° 48' ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A shell of mass 100 kg travelling with a velocity of 10 m/sec breaks into two equal pieces during an explosion which provides an extra kinetic energy of 20000 Joules. If the pieces continue to move in the same direction as before, then the speed of the faster one must be 30 m/sec 20 m/sec 40 m/sec 50 m/sec 30 m/sec 20 m/sec 40 m/sec 50 m/sec ANSWER DOWNLOAD EXAMIANS APP