Applied Mechanics and Graphic Statics Maximum efficiency of a screw jack for the angle of friction θ, is sin θ/(1 + sin θ) (1 - sin θ)/(1 + sin θ) (1 - sin θ)/sin θ (1 + sin θ)/(1 - sin θ) sin θ/(1 + sin θ) (1 - sin θ)/(1 + sin θ) (1 - sin θ)/sin θ (1 + sin θ)/(1 - sin θ) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics M.I. of solid sphere, is Mr² ½ Mr² πr4/2 ⅔ Mr² Mr² ½ Mr² πr4/2 ⅔ Mr² ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The units of moment of inertia of an area are kg/m2 m4 m3 kg/m kg/m2 m4 m3 kg/m ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The force polygon representing a set of forces in equilibrium is a Closed polygon Open polygon Triangle Parallelogram Closed polygon Open polygon Triangle Parallelogram ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For maximum range of a projectile, the angle of projection should be 45° 60° 30° None of these 45° 60° 30° None of these ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A rigid body is in a stable equilibrium if the application of any force Neither raises nor lowers the CG of the body Can raise the CG of the body but cannot lower it None of above Tends to lower the CG of the body Neither raises nor lowers the CG of the body Can raise the CG of the body but cannot lower it None of above Tends to lower the CG of the body ANSWER DOWNLOAD EXAMIANS APP
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