Applied Mechanics and Graphic Statics When a body in equilibrium undergoes an infinitely small displacement, work imagined to be done, is known as None of these Imaginary work Virtual work Negative work None of these Imaginary work Virtual work Negative work ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The phenomenon of collision of two elastic bodies takes place because bodies All listed here Tend to compress each other till they are compressed maximum possible Attempt to regain its original shape due to their elasticities Immediately after collision come momentarily to rest All listed here Tend to compress each other till they are compressed maximum possible Attempt to regain its original shape due to their elasticities Immediately after collision come momentarily to rest ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A particle is dropped from a height of 3 m on a horizontal floor, which has a coefficient of restitution with the ball of 1/2. The height to which the ball will rebound after striking the floor is 1.5 m 0.75 m 0.5 m 1.0 m 1.5 m 0.75 m 0.5 m 1.0 m 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 0.75 0.7 0.6 0.65 0.75 0.7 0.6 0.65 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A shell of mass 100 kg travelling with a velocity of 10 m/sec breaks into two equal pieces during an explosion which provides an extra kinetic energy of 20000 Joules. If the pieces continue to move in the same direction as before, then the speed of the faster one must be 30 m/sec 50 m/sec 40 m/sec 20 m/sec 30 m/sec 50 m/sec 40 m/sec 20 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If a projectile is fired with an initial velocity of 10 m/sec at an angle of 60° to the horizontal, its horizontal and vertical velocity at the highest point of trajectory are 5 and 5√3 m/sec 0 and 5 m/sec 5√3 m/sec and 0 5 m/sec and 0 5 and 5√3 m/sec 0 and 5 m/sec 5√3 m/sec and 0 5 m/sec and 0 ANSWER DOWNLOAD EXAMIANS APP