Applied Mechanics and Graphic Statics The moment of inertia of a circular lamina of diameter ‘d’, about an axis perpendicular to the plane of the lamina and passing through its centre, is πd⁴/24 πd⁴/32 πd⁴/16 π/64 (D⁴ + d⁴) πd⁴/24 πd⁴/32 πd⁴/16 π/64 (D⁴ + d⁴) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A string of length 90 cm is fastened to two points ‘A’ and ‘B’ at the same level 60 cm apart. A ring weighing 120 g is slided on the string. A horizontal force ‘P’ is applied to the ring such that it is in equilibrium vertically below ‘B’. The value of ‘P’ is: 80 g 60 g 40 g 100 g 80 g 60 g 40 g 100 g ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A projectile is fired with a velocity of 100.3 m/sec. at an elevation of 60°. The velocity attained by the projectile when it is moving at a height of 100 m, is 70 m/sec 75 m/sec 90 m/sec 80 m/sec 70 m/sec 75 m/sec 90 m/sec 80 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The velocity ratio of an inclined plane of inclination ‘θ’ with horizontal for lifting a load is tan θ cos θ sin θ cosec θ tan θ cos θ sin θ cosec θ ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics M.I. of a thin ring (external diameter D, internal diameter d) about an axis perpendicular to the plane of the ring, is π/32 (D⁴ - d⁴) π/32 (D⁴ × d⁴) π/64 (D⁴ + d⁴) π/32 (D⁴ + d⁴) π/32 (D⁴ - d⁴) π/32 (D⁴ × d⁴) π/64 (D⁴ + d⁴) π/32 (D⁴ + d⁴) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A 2 m long ladder rests against a wall and makes an angle of 30° with the horizontal floor. Where will be the instantaneous center of rotation when the ladder starts slipping ?i. 1.0 in from the wallii. 1.732 m from the walliii. 1.0 m above the flooriv. 1.732 m above the floorThe correct answer is (i) and (iv) (i) and (iii) (ii) and (iii) (ii) and (iv) (i) and (iv) (i) and (iii) (ii) and (iii) (ii) and (iv) ANSWER DOWNLOAD EXAMIANS APP