Applied Mechanics and Graphic Statics A disc of mass 4 kg, radius 0.5 m and moment of inertia 3 kg.m² rolls on a horizontal surface so that its center moves with speed 5 m/see. Kinetic energy of the disc is 200 J 50 J 400 J 150 J 200 J 50 J 400 J 150 J ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The mechanical advantage of an ideal machine is 100. For moving the local through 2 m, the effort moves through 2 m 0.02 m 2.5 m 20 m 2 m 0.02 m 2.5 m 20 m ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The angle of projection at which the horizontal range and maximum height of a projectile are equal to 45° 36° 76° 56° 45° 36° 76° 56° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics On a ladder resting on a rough ground and leaning against a smooth vertical wall, the force of friction acts Upwards at its upper end Zero at its upper end Downwards at its upper end Perpendicular to the wall at its upper end Upwards at its upper end Zero at its upper end Downwards at its upper end Perpendicular to the wall at its upper end ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The intrinsic equation of catenary is S = c tan ψ y = c cosh ψ y = c sinh ψ y = c cosh x/c S = c tan ψ y = c cosh ψ y = c sinh ψ y = c cosh x/c ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The dimensions of power are. M’L’T3 M’L2T2 M’L-‘T* M’L’r2 M’L’T3 M’L2T2 M’L-‘T* M’L’r2 ANSWER DOWNLOAD EXAMIANS APP
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