Applied Mechanics and Graphic Statics Pick up the correct statement from the following. The kinetic energy of a body Remain constant Before impact is more than that after impact Before impact is equal to that after impact Before impact is less than that after impact Remain constant Before impact is more than that after impact Before impact is equal to that after impact Before impact is less than that after impact 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 (ii) and (iv) (i) and (iii) (i) and (iv) (ii) and (iii) (ii) and (iv) (i) and (iii) (i) and (iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A 50 kg boy climbs up a 8 m rope in gymnasium in 10 sec. The average power developed by the boy is approximately 400 watts None of these 4000 watts 500 watts 400 watts None of these 4000 watts 500 watts ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A marble ball is rolled on a smooth floor of a room to hit a wall. If the time taken by the ball in returning to the point of projection is twice the time taken in reaching the wall, the coefficient of restitution between the ball and the wall, is 0.25 0.75 1.0 0.50 0.25 0.75 1.0 0.50 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A glass ball is shot to hit a wall from a point on a smooth floor. If the ball returns back to the point of projection in twice the time taken in reaching the wall, the coefficient of restitution between the glass ball and the wall is 0.4 0.33 0.25 0.5 0.4 0.33 0.25 0.5 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
EXAMIANS