Applied Mechanics and Graphic Statics If two forces are in equilibrium, then the forces must(i) Be equal in magnitude(ii) Be opposite in sense(iii) Act along the same line Only (i) (i) and (ii) All (i), (ii) and (iii) (i) and (iii) Only (i) (i) and (ii) All (i), (ii) and (iii) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
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 cos² α/2g u² tan² α/2g u² sin 2α/2g u² sin² α/2g u² cos² α/2g u² tan² α/2g u² sin 2α/2g u² sin² α/2g ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A uniform rod 9 m long weighing 40 kg is pivoted at a point 2 m from one end where a weight of 120 kg is suspended. The required force acting at the end in a direction perpendicular to rod to keep it equilibrium, at an inclination 60° with horizontal, is 60 kg 40 kg 100 kg 10 kg 60 kg 40 kg 100 kg 10 kg ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The following factor affects the orbit of a satellite up to an altitude of 720 km from the earth's surface None of these Aerodynamic forces Uneven distribution of the gravitational field Gravity of the sun and the moon None of these Aerodynamic forces Uneven distribution of the gravitational field Gravity of the sun and the moon ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The following is in unstable equilibrium A uniform solid cone resting on its base on a horizontal plane A uniform solid cone resting on a generator on a smooth horizontal plane A satellite encircling the earth A solid cube resting on one edge A uniform solid cone resting on its base on a horizontal plane A uniform solid cone resting on a generator on a smooth horizontal plane A satellite encircling the earth A solid cube resting on one edge ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A symmetrical body is rotating about its axis of symmetry, its moment of inertia about the axis of rotation being 2 kg -m2 and its rate of rotation 2 revolutions/see. The angular momentum of the body in kg-m2/sec is 4 8 6 7i 8TC 4 8 6 7i 8TC ANSWER DOWNLOAD EXAMIANS APP