Applied Mechanics and Graphic Statics A simple pendulum of length 1 has an energy E when its amplitude is A. If its amplitude is increased to 2A, the energy becomes E 2E 4E E/2 E 2E 4E E/2 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the angle of projection is double the angle of inclination (α) of the plane on which particle is projected, the ratio of times of flight up the inclined plane and down the inclined plane, will be 2 cos α ½ sin α ½ cos α ½ tan α 2 cos α ½ sin α ½ cos α ½ tan α ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The height at which the end of a rope of length ‘l’ should be tied so that a man pulling at the other end may have the greatest tendency to overturn the pillar, is ¾ l 2/√3 l l/√2 ½ l ¾ l 2/√3 l l/√2 ½ l ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The forces which meet at one point and have their lines of action in different planes are called Non-coplanar concurrent forces Coplanar non-concurrent forces Intersecting forces Non-coplanar non-current forces Non-coplanar concurrent forces Coplanar non-concurrent forces Intersecting forces Non-coplanar non-current forces ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The total kinetic energy of a hoop of mass 2 kg and radius 4 m sliding with linear velocity 8 m/sec and angular velocity 5 radian/sec is 89 J 464 J 400 J 64 J 89 J 464 J 400 J 64 J ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A glass ball is shot to hit a wall from a point on a smooth floor. If the ball returns back to the point of projection in twice the time taken in reaching the wall, the coefficient of restitution between the glass ball and the wall is 0.33 0.5 0.4 0.25 0.33 0.5 0.4 0.25 ANSWER DOWNLOAD EXAMIANS APP