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 The height at which the end of a rope of length ‘l’ should be tied so that a man pulling at the other end may have the greatest tendency to overturn the pillar, is ½ l 2/√3 l ¾ l l/√2 ½ l 2/√3 l ¾ l l/√2 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A rod AB carries three loads of 30 N, 70 N and 100 N at distances of 20 mm, 90 mm and 150 mm respectively from A. Neglecting the weight of the rod, the point at which the rod will balance is 132.5 mm from A 119.5 mm from A 109.5 mm from A 125.5 mm from A 132.5 mm from A 119.5 mm from A 109.5 mm from A 125.5 mm from A ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A block of weight 50 kg is placed on a horizontal plane. When a horizontal force of 18 kg is applied, the block is just on the point of motion. The angle of friction is 19° 48' 18° 48' 20° 48' 17° 48' 19° 48' 18° 48' 20° 48' 17° 48' ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A retarding force on a body does not Retard the motion of the body Introduce the motion of the body Change the motion of the body None of these Retard the motion of the body Introduce the motion of the body Change the motion of the body None of these ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The resolved part of the resultant of two forces inclined at an angle θ in a given direction is Sum of the forces multiplied by the tangent θ° Algebraic sum of the resolved parts of the forces in the direction Arithmetical sum of the resolved parts of the forces in the direction Difference of the forces multiplied by cosine θ° Sum of the forces multiplied by the tangent θ° Algebraic sum of the resolved parts of the forces in the direction Arithmetical sum of the resolved parts of the forces in the direction Difference of the forces multiplied by cosine θ° ANSWER DOWNLOAD EXAMIANS APP
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