Applied Mechanics and Graphic Statics The force polygon representing a set of forces in equilibrium is a Triangle Closed polygon Parallelogram Open polygon Triangle Closed polygon Parallelogram Open polygon ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The height at which the end of a rope of length ‘l’ should be tied so that a man pulling at the other end may have the greatest tendency to overturn the pillar, is l/√2 ¾ l 2/√3 l ½ l l/√2 ¾ l 2/√3 l ½ l ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The centre of gravity of a plane lamina will not be at its geometrical centre if it is a Rectangle Right angled triangle Circle Equilateral triangle Rectangle Right angled triangle Circle Equilateral triangle ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A shell travelling with a horizontal velocity of 100 m/sec explodes and splits into two parts, one of mass 10 kg and the other of 15 kg. The 15 kg mass drops vertically downward with initial velocity of 100 m/sec and the 10 kg mass begins to travel at an angle to the horizontal of tan”1 x, where x is 43895 43926 43894 43954 43895 43926 43894 43954 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 Virtual work Imaginary work Negative work None of these Virtual work Imaginary work Negative work None of these ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The piston of a steam engine moves with a simple harmonic motion. The crank rotates 120 r.p.m. and the stroke length is 2 meters. The linear velocity of the piston when it is at a distance of 0.5 metre from the centre, is 8.88 m/sec 12.88 m/sec 10.88 m/sec 5.88 m/sec 8.88 m/sec 12.88 m/sec 10.88 m/sec 5.88 m/sec ANSWER DOWNLOAD EXAMIANS APP