Applied Mechanics and Graphic Statics At a given instant ship ‘A’ is travelling at 6 km/h due east and ship ‘B’ is travelling at 8 km/h due north. The velocity of ‘B’ relative to ‘A’ is 10 km/hrs 1 km/hrs 7 km/hrs 2 km/hrs 10 km/hrs 1 km/hrs 7 km/hrs 2 km/hrs ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Two circular discs of same weight and thickness are made from metals having different densities. Which disc will have the larger rotational inertia about its central axis? Disc with smaller density None of these Both discs will have same rotational inertia Disc with larger density Disc with smaller density None of these Both discs will have same rotational inertia Disc with larger density ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The characteristic of a couple is: All listed here Algebraic sum of moments of forces, constituting a couple, about any point, is same Algebraic sum of forces, constituting a couple is zero A couple can be never the balanced by a single force All listed here Algebraic sum of moments of forces, constituting a couple, about any point, is same Algebraic sum of forces, constituting a couple is zero A couple can be never the balanced by a single force ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A ball moving on a smooth horizontal table hits a rough vertical wall, the coefficient of restitution between ball and wall being 1/3. The ball rebounds at the same angle. The fraction of its kinetic energy lost is 43833 44052 43864 43839 43833 44052 43864 43839 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 2P P√2 P/√2 P 2P P√2 P/√2 P ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A stone is thrown up a slope of inclination 60° to the horizontal. At what angle to the slope must the stone be thrown so as to land as far as possible from the point of projection ? 30° 75° 15° 45° 30° 75° 15° 45° ANSWER DOWNLOAD EXAMIANS APP