Applied Mechanics and Graphic Statics If two forces of 3 kg and 4 kg act at right angles to each other, their resultant force will be equal to 1 kg 7 kg None of these 5 kg 1 kg 7 kg None of these 5 kg 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 0.65 0.6 0.75 0.7 0.65 0.6 0.75 0.7 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The torque produced by a force depends oni. the magnitude of the forceii. the direction of the forceiii. the point of application of the force relative to originThe correct answer is all (i), (ii) and (iii) only (i) both (i) and (ii) both (i) and (iii) all (i), (ii) and (iii) only (i) both (i) and (ii) both (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The resultant of the forces acting on a body will be zero if the body Moves with variable velocity in a straight line Does not move at all Moves along a curved path Rotates Moves with variable velocity in a straight line Does not move at all Moves along a curved path Rotates ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A particle moves along a straight line such that distance ‘x’ traversed in ‘t’ seconds is given by x = t²(t + 1), the acceleration of the particle, will be 6t + 2 3t³ - 2t 6t - 2 3t² + 2t 6t + 2 3t³ - 2t 6t - 2 3t² + 2t ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The phenomenon of collision of two elastic bodies takes place because bodies All listed here Attempt to regain its original shape due to their elasticities Tend to compress each other till they are compressed maximum possible Immediately after collision come momentarily to rest All listed here Attempt to regain its original shape due to their elasticities Tend to compress each other till they are compressed maximum possible Immediately after collision come momentarily to rest ANSWER DOWNLOAD EXAMIANS APP