Applied Mechanics and Graphic Statics The centre of gravity of a triangle is at the point where three Bisectors of the angle of the triangle meet Perpendicular bisectors of the sides of the triangle meet Medians of the triangle meet None of these Bisectors of the angle of the triangle meet Perpendicular bisectors of the sides of the triangle meet Medians of the triangle meet None of these ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The C.G. of a thin hollow cone of height ‘h’, above its base lies on the axis, at a height of 2h/3 3h/4 h/4 h/3 2h/3 3h/4 h/4 h/3 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A 49 kg lady stands on a spring scale in an elevator. During the first 5 sec, starting from rest, the scale reads 69 kg. The velocity of the elevator will be 25 m/sec 20 m/sec 10 m/sec 15 m/sec 25 m/sec 20 m/sec 10 m/sec 15 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The maximum velocity of a body vibrating with a simple harmonic motion of amplitude 150 mm and frequency 2 vibrations/sec, is 18.85 m/sec 0.18845 m/sec 1.885 m/sec 188.5 m/sec 18.85 m/sec 0.18845 m/sec 1.885 m/sec 188.5 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the given forces P₁, P₂, P₃ and P₄ are such that the force polygon does not close, then the system will Always reduce to a resultant force Be in equilibrium Both (A) and (C) Always reduce to a couple Always reduce to a resultant force Be in equilibrium Both (A) and (C) Always reduce to a couple ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The centre of gravity of the trapezium as shown in below figure from the side is at a distance of (h/3) × [(b + 2a)/(b + a)] (h/2) × [(2b + a)/(b + a)] (h/2) × [(b + 2a)/(b + a)] (h/3) × [(2b + a)/(b + a)] (h/3) × [(b + 2a)/(b + a)] (h/2) × [(2b + a)/(b + a)] (h/2) × [(b + 2a)/(b + a)] (h/3) × [(2b + a)/(b + a)] ANSWER DOWNLOAD EXAMIANS APP