Applied Mechanics and Graphic Statics The condilion for a lifting machine to be reversible is that its efficiency should be more than 50% more than 66.67% equal to 100% less than 50% more than 50% more than 66.67% equal to 100% less than 50% ANSWER DOWNLOAD EXAMIANS APP
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 43834 43924 43864 43894 43834 43924 43864 43894 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For a given velocity of a projectile, the range is maximum when the angle of projection is 45° 0° 30° 90° 45° 0° 30° 90° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The intrinsic equation of catenary is S = c tan ψ y = c cosh ψ y = c cosh x/c y = c sinh ψ S = c tan ψ y = c cosh ψ y = c cosh x/c y = c sinh ψ ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Angular acceleration of a particle may be expressed as All listed here Revolutions/sec Radians/sec² Degrees/sec² All listed here Revolutions/sec Radians/sec² Degrees/sec² ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Ball ‘A’ of mass 250 g moving on a smooth horizontal table with a velocity of 10 m/s hits an identical stationary ball ‘B’ on the table. If the impact is perfectly elastic, the velocity of the ball ‘B’ just after impact would be 10 m/sec Zero 5 m/sec None of these 10 m/sec Zero 5 m/sec None of these ANSWER DOWNLOAD EXAMIANS APP