Applied Mechanics and Graphic Statics The unit of moments in M.K.S system, is kg/m2 kg/sec2 kg/sec kg.m kg/m2 kg/sec2 kg/sec kg.m ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Rate of change of angular momentum is equal to Linear momentum Impulse Torque Force Linear momentum Impulse Torque Force ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Two parallel forces 20 kg and 15 kg act. In order that the distance of the resultant from 20 kg force may be the same as that of the former resultant was from 15 kg, the 20 kg force is diminished by 8.75 kg 5.5 kg 10.5 kg 6.25 kg 8.75 kg 5.5 kg 10.5 kg 6.25 kg ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The masses of two balls are in the ratio of 2 : 1 and their respective velocities are in the ratio of 1 : 2 but in opposite direction before impact. If the coefficient of restitution is ½, the velocities of separation of the balls will be equal to Original velocity in the same direction Half the original velocity in the opposite direction Original velocity in the opposite direction Half the original velocity in the same direction Original velocity in the same direction Half the original velocity in the opposite direction Original velocity in the opposite direction Half the original velocity in the same direction ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The moment of inertia of a circular lamina of diameter ‘d’, about an axis perpendicular to the plane of the lamina and passing through its centre, is π/64 (D⁴ + d⁴) πd⁴/24 πd⁴/32 πd⁴/16 π/64 (D⁴ + d⁴) πd⁴/24 πd⁴/32 πd⁴/16 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For a self-locking machine, the efficiency should be Less than 60% 0.5 More than 50% None of these Less than 60% 0.5 More than 50% None of these ANSWER DOWNLOAD EXAMIANS APP