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 resultant of two forces ‘P’ and ‘Q’ acting at an angle ‘θ’, is P² + Q² + 2P sin θ P² + Q² + 2PQ tan θ P² + Q² + 2PQ cos θ √(P² + Q² + 2PQ cos θ) P² + Q² + 2P sin θ P² + Q² + 2PQ tan θ P² + Q² + 2PQ cos θ √(P² + Q² + 2PQ cos θ) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The angle of friction is: The force of friction at which the body is just about to move The force of friction when the body is in motion The angle between the normal reaction and the resultant of normal reaction and limiting friction The ratio of the friction and the normal reaction The force of friction at which the body is just about to move The force of friction when the body is in motion The angle between the normal reaction and the resultant of normal reaction and limiting friction The ratio of the friction and the normal reaction ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A force P of 50 N and another force Q of unknown magnitude act at 90° to each other. They are balanced by a force of 130 N. The magnitude of Q is 100 N 80 N 60 N 120 N 100 N 80 N 60 N 120 N ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A load of 500 kg was lifted through a distance of 13 cm. by an effort of 25 kg which moved through a distance of 650 cm. The velocity ratio of the lifting machine is 50 65 55 60 50 65 55 60 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For a given velocity of a projectile, the range is maximum when the angle of projection is 0° 45° 30° 90° 0° 45° 30° 90° ANSWER DOWNLOAD EXAMIANS APP
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