Applied Mechanics and Graphic Statics The centre of gravity of a quadrant of a circle lies along its central radius at a distance of 0.2 R 0.6 R 0.4 R 0.3 R 0.2 R 0.6 R 0.4 R 0.3 R ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A ball moving with a velocity of 5 m/sec impinges a fixed plane at an angle of 45° and its direction after impact is equally inclined to the line of impact. If the coefficient of restitution is 0.5, the velocity of the ball after impact will be 3.5 m/sec 0.5 m/sec 1.5 m/sec 2.5 m/sec 3.5 m/sec 0.5 m/sec 1.5 m/sec 2.5 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the kinetic energy and potential energy of a simple harmonic oscillator of amplitude A are both equal to half the total energy, then the displacement is equal to A√2 A/√2 A/2 A A√2 A/√2 A/2 A ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A load of 500 kg was lifted through a distance of 13 cm. by an effort of 25 kg which moved through a distance of 650 cm. The mechanical advantage of the lifting machine is 18 20 26 15 18 20 26 15 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Newton’s Law of Motion is: To every action, there is always an equal and opposite reaction All listed here Everybody continues in its state of rest or of uniform motion in a straight line, unless it is acted upon by some external force The rate of change of momentum is directly proportional to the impressed force, and takes place in the same direction, in which the force acts To every action, there is always an equal and opposite reaction All listed here Everybody continues in its state of rest or of uniform motion in a straight line, unless it is acted upon by some external force The rate of change of momentum is directly proportional to the impressed force, and takes place in the same direction, in which the force acts ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If two forces of 3 kg and 4 kg act at right angles to each other, their resultant force will be equal to 1 kg None of these 5 kg 7 kg 1 kg None of these 5 kg 7 kg ANSWER DOWNLOAD EXAMIANS APP