Applied Mechanics and Graphic Statics Pick up the correct statement from the following. The kinetic energy of a body Before impact is more than that after impact Remain constant Before impact is less than that after impact Before impact is equal to that after impact Before impact is more than that after impact Remain constant Before impact is less than that after impact Before impact is equal to that after impact ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The angle of projection at which the horizontal range and maximum height of a projectile are equal to 45° 36° 56° 76° 45° 36° 56° 76° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The displacement of a particle which moves along a straight line is given by S = 4t³ + 3t²- 10 where ‘S’ is in meters and t is in seconds. The time taken by the particle to acquire a velocity of 18 m/sec from rest, is 1 sec ½ sec 1.5 sec 1.2 sec 1 sec ½ sec 1.5 sec 1.2 sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A circular disc rotates at n rpm. The angular velocity of a circular ring of same mass and radius as the disc and to have the same angular momentum is n/4 rpm n rpm 2n rpm n/2 rpm n/4 rpm n rpm 2n rpm n/2 rpm ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For a non-concurrent force system to be in equilibrium Only the closure of force polygon is sufficient Both force polygon and funicular polygon must close Only the closure of funicular polygon is sufficient None of these Only the closure of force polygon is sufficient Both force polygon and funicular polygon must close Only the closure of funicular polygon is sufficient None of these ANSWER DOWNLOAD EXAMIANS APP
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 7 km/hrs 2 km/hrs 1 km/hrs 10 km/hrs 7 km/hrs 2 km/hrs 1 km/hrs 10 km/hrs ANSWER DOWNLOAD EXAMIANS APP