Applied Mechanics and Graphic Statics For a self-locking machine, the efficiency should be More than 50% 0.5 None of these Less than 60% More than 50% 0.5 None of these Less than 60% ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For maximum range of a projectile, the angle of projection should be 45° None of these 30° 60° 45° None of these 30° 60° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The centre of gravity of a plane lamina will not be at its geometrical centre if it is a Circle Right angled triangle Rectangle Equilateral triangle Circle Right angled triangle Rectangle Equilateral triangle ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics When a body falls freely under gravitational force, it possesses Minimum weight Maximum weight No effect on its weight No weight Minimum weight Maximum weight No effect on its weight No weight ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A Second's pendulum gains 2 minutes a day. To make it to keep correct time its length Is not changed but weight of the bob is decreased Must be decreased Must be increased Is not changed but weight of the bob is increased Is not changed but weight of the bob is decreased Must be decreased Must be increased Is not changed but weight of the bob is increased ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A particle moves along a straight line such that distance ‘x’ traversed in ‘t’ seconds is given by x = t²(t + 1), the acceleration of the particle, will be 6t - 2 3t² + 2t 6t + 2 3t³ - 2t 6t - 2 3t² + 2t 6t + 2 3t³ - 2t ANSWER DOWNLOAD EXAMIANS APP