Applied Mechanics and Graphic Statics If the velocity of projection is 4 m/sec and the angle of projection is α°, the maximum height of the projectile from a horizontal plane, is u² sin² α/2g u² tan² α/2g u² sin 2α/2g u² cos² α/2g u² sin² α/2g u² tan² α/2g u² sin 2α/2g u² cos² α/2g ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The masses of two balls are in the ratio of 2 : 1 and their respective velocities are in the ratio of 1 : 2 but in opposite direction before impact. If the coefficient of restitution is ½, the velocities of separation of the balls will be equal to Original velocity in the same direction Half the original velocity in the same direction Half the original velocity in the opposite direction Original velocity in the opposite direction Original velocity in the same direction Half the original velocity in the same direction Half the original velocity in the opposite direction Original velocity in the opposite direction ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A projectile is thrown at an angle ‘α’ to the horizontal with velocity ‘v’. It will have the maximum centripetal acceleration At the start Elsewhere As it strikes the ground At the top of the trajectory At the start Elsewhere As it strikes the ground At the top of the trajectory ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Three forces which act on a rigid body to keep it in equilibrium. The forces must be coplanar and None of these Parallel Concurrent Concurrent parallel None of these Parallel Concurrent Concurrent parallel ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The ratio of the speed of a rolling cylinder to the speed of sliding cylinder is Less than 1 Equal to 1 Between 1 and 2 Greater than 2 Less than 1 Equal to 1 Between 1 and 2 Greater than 2 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A cylinder will slip on an inclined plane of inclination 0 if the coefficient of static friction between plane and cylinder is less than (1/3) sin 6 less than (1/3) tan 0 less than (2/3) tan 0 less than (2/3) sin 6 less than (1/3) sin 6 less than (1/3) tan 0 less than (2/3) tan 0 less than (2/3) sin 6 ANSWER DOWNLOAD EXAMIANS APP