Applied Mechanics and Graphic Statics A particle is dropped from a height of 3 m on a horizontal floor, which has a coefficient of restitution with the ball of 1/2. The height to which the ball will rebound after striking the floor is 1.0 m 0.5 m 1.5 m 0.75 m 1.0 m 0.5 m 1.5 m 0.75 m ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The motion of a particle is described by the relation x = t²- 10t + 30, where x is in meters and t in seconds. The total distance travelled by the particle from t = 0 to t = 10 seconds would be Zero 30 m 50 m 60 m Zero 30 m 50 m 60 m 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 wall ii. 1.732 m from the wall iii. 1.0 m above the floor iv. 1.732 m above the floor The correct answer is (i) and (iii) (ii) and (iii) (i) and (iv) (ii) and (iv) (i) and (iii) (ii) and (iii) (i) and (iv) (ii) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the horizontal range is 2.5 times the greatest height, the angle of projection of the projectile, is 59° 58° 57° 60° 59° 58° 57° 60° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The unit of rotational inertia of a body in C.G.S system is gm.cm3 cm⁴ kg.cm² gm.cm² gm.cm3 cm⁴ kg.cm² gm.cm² ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The characteristic of a couple is: A couple can be never the balanced by a single force Algebraic sum of forces, constituting a couple is zero All listed here Algebraic sum of moments of forces, constituting a couple, about any point, is same A couple can be never the balanced by a single force Algebraic sum of forces, constituting a couple is zero All listed here Algebraic sum of moments of forces, constituting a couple, about any point, is same ANSWER DOWNLOAD EXAMIANS APP