Applied Mechanics and Graphic Statics For a self-locking machine, the efficiency should be 0.5 More than 50% None of these Less than 60% 0.5 More than 50% None of these Less than 60% ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The equation of motion of a particle starting from rest along a straight line is x = t3 - 3l2 + 5. The ratio of the velocities after 5 sec and 3 sec will be 3 5 2 4 3 5 2 4 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A block of weight 50 kg is placed on a horizontal plane. When a horizontal force of 18 kg is applied, the block is just on the point of motion. The angle of friction is 17° 48' 19° 48' 18° 48' 20° 48' 17° 48' 19° 48' 18° 48' 20° 48' ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A rigid body is in a stable equilibrium if the application of any force Can raise the CG of the body but cannot lower it None of above Neither raises nor lowers the CG of the body Tends to lower the CG of the body Can raise the CG of the body but cannot lower it None of above Neither raises nor lowers the CG of the body Tends to lower the CG of the body ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A string of length 90 cm is fastened to two points ‘A’ and ‘B’ at the same level 60 cm apart. A ring weighing 120 g is slided on the string. A horizontal force ‘P’ is applied to the ring such that it is in equilibrium vertically below ‘B’. The value of ‘P’ is: 60 g 80 g 100 g 40 g 60 g 80 g 100 g 40 g ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A light rope is loaded with many equal weights at equal horizontal intervals. The points of suspension on the rope lie on a Parabola Cycloid Ellipse Catenary Parabola Cycloid Ellipse Catenary ANSWER DOWNLOAD EXAMIANS APP