Applied Mechanics and Graphic Statics If the radius of the earth is 600 km the height of a mountain above sea level at the top of which a beat seconds pendulum at sea level, looses 27 seconds a day, is 1500 meters 1000 meters 500 meters 2000 meters 1500 meters 1000 meters 500 meters 2000 meters ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The velocity ratio of an inclined plane of inclination ‘θ’ with horizontal for lifting a load is cos θ sin θ tan θ cosec θ cos θ sin θ tan θ cosec θ 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: 40 g 60 g 80 g 100 g 40 g 60 g 80 g 100 g 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° 60° 30° 45° 90° 60° 30° 45° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A force P of 50 N and another force Q of unknown magnitude act at 90° to each other. They are balanced by a force of 130 N. The magnitude of Q is 120 N 100 N 60 N 80 N 120 N 100 N 60 N 80 N ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The member forces in a statically in determinate truss Can be obtained by graphic statics by trial and error May be obtained by graphic statics Can be obtained by graphic statics Cannot be obtained by graphic statics Can be obtained by graphic statics by trial and error May be obtained by graphic statics Can be obtained by graphic statics Cannot be obtained by graphic statics ANSWER DOWNLOAD EXAMIANS APP