Applied Mechanics and Graphic Statics Two circular discs of same weight and thickness are made from metals having different densities. Which disc will have the larger rotational inertia about its central axis? Disc with smaller density Disc with larger density None of these Both discs will have same rotational inertia Disc with smaller density Disc with larger density None of these Both discs will have same rotational inertia ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A 50 kg boy climbs up a 8 m rope in gymnasium in 10 sec. The average power developed by the boy is approximately 4000 watts 400 watts None of these 500 watts 4000 watts 400 watts None of these 500 watts 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 2.5 m/sec 0.5 m/sec 1.5 m/sec 3.5 m/sec 2.5 m/sec 0.5 m/sec 1.5 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The intrinsic equation of catenary is y = c sinh ψ y = c cosh ψ y = c cosh x/c S = c tan ψ y = c sinh ψ y = c cosh ψ y = c cosh x/c S = c tan ψ 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 6.25 kg 10.5 kg 5.5 kg 8.75 kg 6.25 kg 10.5 kg 5.5 kg 8.75 kg ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Coefficient of friction depends on Nature of surfaces only None of these Area of contact only Both (A) and (B) Nature of surfaces only None of these Area of contact only Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP