Applied Mechanics and Graphic Statics The centre of gravity of a triangle is at the point where three Bisectors of the angle of the triangle meet Perpendicular bisectors of the sides of the triangle meet None of these Medians of the triangle meet Bisectors of the angle of the triangle meet Perpendicular bisectors of the sides of the triangle meet None of these Medians of the triangle meet ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The following is not a law of static friction: The magnitude of the limiting friction bears a constant ratio to the normal reaction between two surfaces The force of friction is dependent upon the area of contact The force of friction depends upon the roughness of the surface The force of friction always acts in a direction opposite to that in which the body tends to move The magnitude of the limiting friction bears a constant ratio to the normal reaction between two surfaces The force of friction is dependent upon the area of contact The force of friction depends upon the roughness of the surface The force of friction always acts in a direction opposite to that in which the body tends to move 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 sin² α/2g u² sin 2α/2g u² tan² α/2g u² cos² α/2g u² sin² α/2g u² sin 2α/2g u² tan² α/2g u² cos² α/2g ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the tension in a cable supporting a lift moving upwards is twice the tension when the lift is moving downwards, the acceleration of the lift, is g/3 g/5 g/4 g/2 g/3 g/5 g/4 g/2 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 0.4 0.25 0.33 0.5 0.4 0.25 0.33 0.5 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A cube on a smooth horizontal surface Cannot be in neutral equilibrium Cannot be in unstable equilibrium Can be in any of these states Cannot be in stable equilibrium Cannot be in neutral equilibrium Cannot be in unstable equilibrium Can be in any of these states Cannot be in stable equilibrium ANSWER DOWNLOAD EXAMIANS APP