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 137.5 cm⁴ 437.5 cm⁴ 337.5 cm⁴ 237.5 cm⁴ 137.5 cm⁴ 437.5 cm⁴ 337.5 cm⁴ ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A system of coplanar forces is in equilibrium when Both force polygon" and funicular polygon close All the forces are concurrent Force polygon closes Funicular polygon closes Both force polygon" and funicular polygon close All the forces are concurrent Force polygon closes Funicular polygon closes ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The intrinsic equation of catenary is S = c tan ψ y = c sinh ψ y = c cosh x/c y = c cosh ψ S = c tan ψ y = c sinh ψ y = c cosh x/c y = c cosh ψ ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The resultant of two forces acting at right angles is 5 kgf and if they act at an angle of 60°, it is 37 kgf. The magnitudes of the forces are: 4 kgf, 5 kgf 2 kgf, 3 kgf 3 kgf, 4 kgf 5 kgf, 3 kgf 4 kgf, 5 kgf 2 kgf, 3 kgf 3 kgf, 4 kgf 5 kgf, 3 kgf ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The angle of friction is: The angle between the normal reaction and the resultant of normal reaction and limiting friction The force of friction when the body is in motion The force of friction at which the body is just about to move The ratio of the friction and the normal reaction The angle between the normal reaction and the resultant of normal reaction and limiting friction The force of friction when the body is in motion The force of friction at which the body is just about to move The ratio of the friction and the normal reaction ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The bending moment in an arch is proportional to Vertical ordinate of funicular polygon Intercept between the arch axis and the funicular polygon Vertical ordinate of the arch None of these Vertical ordinate of funicular polygon Intercept between the arch axis and the funicular polygon Vertical ordinate of the arch None of these ANSWER DOWNLOAD EXAMIANS APP