Applied Mechanics and Graphic Statics Two parallel forces 20 kg and 15 kg act. In order that the distance of the resultant from 20 kg force may be the same as that of the former resultant was from 15 kg, the 20 kg force is diminished by 5.5 kg 6.25 kg 8.75 kg 10.5 kg 5.5 kg 6.25 kg 8.75 kg 10.5 kg ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Two circular discs of same weight and thickness are made from metals having different densities. Which disc will have the larger rotational inertia about its central axis? Disc with smaller density None of these Both discs will have same rotational inertia Disc with larger density Disc with smaller density None of these Both discs will have same rotational inertia Disc with larger density ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For lifting a load of 50 kg through a distance of 2.5 cm, an effort of 12.5 kg is moved through a distance of 40 cm. The efficiency of the lifting machine, is 0.6 0.75 0.7 0.65 0.6 0.75 0.7 0.65 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The instantaneous centre of a member lies at the point of intersection of two lines drawn at the ends of the member such that the lines are inclined to the direction of motion of the ends at 90° 30° 45° 60° 90° 30° 45° 60° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The locus of the instantaneous centre of a moving rigid body, is Involute Straight line Centroid Spiral Involute Straight line Centroid Spiral ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A 2 m long ladder rests against a wall and makes an angle of 30° with the horizontal floor. Where will be the instantaneous center of rotation when the ladder starts slipping ?i. 1.0 in from the wallii. 1.732 m from the walliii. 1.0 m above the flooriv. 1.732 m above the floorThe correct answer is (ii) and (iv) (i) and (iii) (i) and (iv) (ii) and (iii) (ii) and (iv) (i) and (iii) (i) and (iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP