Applied Mechanics and Graphic Statics The moment of inertia of a hollow circular section whose external diameter is 8 cm and internal diameter is 6 cm, about centroidal axis, is 337.5 cm⁴ 437.5 cm⁴ 137.5 cm⁴ 237.5 cm⁴ 337.5 cm⁴ 437.5 cm⁴ 137.5 cm⁴ 237.5 cm⁴ ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics In a simple screw jack, the pitch of the screw is 9 mm and length of the handle operating the screw is 45 cm. The velocity ratio of the system is 25 314 5 1.5 25 314 5 1.5 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/2 rpm n/4 rpm n rpm 2n rpm n/2 rpm n/4 rpm n rpm 2n rpm ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Newton’s Law of Motion is: Everybody continues in its state of rest or of uniform motion in a straight line, unless it is acted upon by some external force All listed here 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 Everybody continues in its state of rest or of uniform motion in a straight line, unless it is acted upon by some external force All listed here 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 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The ratio of the speed of a rolling cylinder to the speed of sliding cylinder is Less than 1 Equal to 1 Between 1 and 2 Greater than 2 Less than 1 Equal to 1 Between 1 and 2 Greater than 2 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the tension in a cable supporting a lift moving upwards is twice the tension when the lift is moving downwards, the acceleration of the lift, is g/2 g/3 g/5 g/4 g/2 g/3 g/5 g/4 ANSWER DOWNLOAD EXAMIANS APP