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 0.75 m 0.5 m 1.5 m 1.0 m 0.75 m 0.5 m 1.5 m ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The ratio of unit of force in gravitational system to that in absolute system is (where ‘g’ is acceleration due to gravity) g 1/g 1 None of these g 1/g 1 None of these ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The vertical reaction at the support ‘A’ of the structure shown in below figure, is 3.5 t 2 t 1 t 3 t 3.5 t 2 t 1 t 3 t ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The angle of projection for a range is equal to the distance through which the particle would have fallen in order to acquire a velocity equal to the velocity of projection, will be 75° 45° 30° 60° 75° 45° 30° 60° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A circular disc rotates at n rpm. The angular velocity of a circular ring of same mass and radius as the disc and to have the same angular momentum is n rpm n/4 rpm 2n rpm n/2 rpm n rpm n/4 rpm 2n rpm n/2 rpm ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A solid cylinder of mass M and radius R rolls down an inclined plane without slipping. The acceleration of center of mass of rolling cylinder is (where ‘g’ is acceleration due to gravity and 0 is inclination of plane with horizontal.) (2/3) g sin 0 (2/3) g cos 9 g sin 9 (1/3) g sinB (2/3) g sin 0 (2/3) g cos 9 g sin 9 (1/3) g sinB ANSWER DOWNLOAD EXAMIANS APP