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 437.5 cm⁴ 337.5 cm⁴ 137.5 cm⁴ 237.5 cm⁴ 437.5 cm⁴ 337.5 cm⁴ 137.5 cm⁴ ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For a self-locking machine, the efficiency should be Less than 60% 0.5 More than 50% None of these Less than 60% 0.5 More than 50% None of these ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics ‘μ’ is coefficient of friction. A wheeled vehicle travelling on a circular level track will slip and overturn simultaneously if the ratio of its wheel distance to the height of its centroid, is ½μ 2μ μ 3μ ½μ 2μ μ 3μ ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The units of moment of inertia of an area are m3 m4 kg/m kg/m2 m3 m4 kg/m kg/m2 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A Seconds pendulum executes 0.5 beat per second 1.0 beat per second 2.0 beats per second 2.5 beats per second 0.5 beat per second 1.0 beat per second 2.0 beats per second 2.5 beats per second ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The condition of equilibrium for any system of forces in a plane is That resultant couple must be zero None of these That polygon of forces must close Both (A) and (B) That resultant couple must be zero None of these That polygon of forces must close Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
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