Applied Mechanics and Graphic Statics The locus of the instantaneous centre of a moving rigid body, is Spiral Centroid Involute Straight line Spiral Centroid Involute Straight line ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A circular disc rotates at n rpm. The angular velocity of a circular ring of same mass and radius as the disc and to have the same angular momentum is n rpm n/2 rpm 2n rpm n/4 rpm n rpm n/2 rpm 2n rpm n/4 rpm ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A weight of 100 kg is supported by a string whose ends are attached to pegs ‘A’ and ‘B’ at the same level shown in below figure. The tension in the string is 750 kg 100 kg 120 kg 50 kg 750 kg 100 kg 120 kg 50 kg ANSWER DOWNLOAD EXAMIANS APP
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 1000 meters 2000 meters 500 meters 1500 meters 1000 meters 2000 meters 500 meters 1500 meters ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics When a body in equilibrium undergoes an infinitely small displacement, work imagined to be done, is known as Imaginary work Negative work None of these Virtual work Imaginary work Negative work None of these Virtual work 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 100 g 40 g 80 g 60 g 100 g 40 g 80 g ANSWER DOWNLOAD EXAMIANS APP