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 237.5 cm⁴ 337.5 cm⁴ 437.5 cm⁴ 137.5 cm⁴ 237.5 cm⁴ 337.5 cm⁴ 437.5 cm⁴ 137.5 cm⁴ ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The condition of equilibrium for any system of forces in a plane is None of these Both (A) and (B) That polygon of forces must close That resultant couple must be zero None of these Both (A) and (B) That polygon of forces must close That resultant couple must be zero ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A flywheel of moment of inertia 20 kg.m is acted upon by a tangential force of 5 N at 2 m from its axis, for 3 seconds. The increase in angular velocity in radian per second is 43892 2 3 43832 43892 2 3 43832 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The ratio of the ranges on the inclined plane with motion upward and with motion downward for a given velocity, angle of projection will be tan (α - β)/tan (α + β) cos (α - β)/cos (α + β) sin (α - β)/sin (α + β) sin (α + β)/sin (α - β) tan (α - β)/tan (α + β) cos (α - β)/cos (α + β) sin (α - β)/sin (α + β) sin (α + β)/sin (α - β) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The dimensions of power are. M’L’T3 M’L-‘T* M’L2T2 M’L’r2 M’L’T3 M’L-‘T* M’L2T2 M’L’r2 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A uniform pyramid and a uniform prism of same height lie with their base on the surface. Which is more stable ? pyramid prism None of these both equally stable pyramid prism None of these both equally stable ANSWER DOWNLOAD EXAMIANS APP