Applied Mechanics and Graphic Statics A point subjected to a number of forces will be in equilibrium, if Algebraic sum of the moments of the forces about the point is zero Sum of resolved parts in any two directions at right angles, are both zero Two resolved parts in any two directions at right angles are equal Algebraic sum of the forces is zero Algebraic sum of the moments of the forces about the point is zero Sum of resolved parts in any two directions at right angles, are both zero Two resolved parts in any two directions at right angles are equal Algebraic sum of the forces is zero ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The equation of motion of a particle starting from rest along a straight line is x = t³ - 3t²+ 5. The ratio of the accelerations after 5 sec and 3 sec will be 5 2 3 4 5 2 3 4 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The maximum value of the horizontal range for a projectile projected with a velocity of 98 m/sec is 98 m 1960 m 490 m 980 m 98 m 1960 m 490 m 980 m ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The displacement of a particle which moves along a straight line is given by S = 4t³ + 3t²- 10 where ‘S’ is in meters and t is in seconds. The time taken by the particle to acquire a velocity of 18 m/sec from rest, is 1 sec 1.5 sec 1.2 sec ½ sec 1 sec 1.5 sec 1.2 sec ½ sec ANSWER DOWNLOAD EXAMIANS APP
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 437.5 cm⁴ 237.5 cm⁴ 137.5 cm⁴ 337.5 cm⁴ 437.5 cm⁴ 237.5 cm⁴ 137.5 cm⁴ 337.5 cm⁴ ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A hoop of radius 3 m weighs 100 kg. It rolls along a horizontal floor so that at its centre of mass has a speed of 200 mm/sec. The work required to stop the hoop is 2 J 6 J 8 J 4 J 2 J 6 J 8 J 4 J ANSWER DOWNLOAD EXAMIANS APP