Applied Mechanics and Graphic Statics A ball is dropped from a height of 16 m on a horizontal floor. If it rebounds to a height of 9 m after striking the floor, the coefficient of restitution between ball and floor is 43834 43894 43924 43864 43834 43894 43924 43864 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The forces which meet at one point and have their lines of action in different planes are called Intersecting forces Coplanar non-concurrent forces Non-coplanar non-current forces Non-coplanar concurrent forces Intersecting forces Coplanar non-concurrent forces Non-coplanar non-current forces Non-coplanar concurrent forces ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics When two forces, each equal to P, act at 90° to each other, then the resultant will be P/√2 P√2 P 2P P/√2 P√2 P 2P ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics In a simple screw jack, the pitch of the screw is 9 mm and length of the handle operating the screw is 45 cm. The velocity ratio of the system is 25 5 314 1.5 25 5 314 1.5 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The angle of friction is: The force of friction when the body is in motion The ratio of the friction and the normal reaction The force of friction at which the body is just about to move The angle between the normal reaction and the resultant of normal reaction and limiting friction The force of friction when the body is in motion The ratio of the friction and the normal reaction The force of friction at which the body is just about to move The angle between the normal reaction and the resultant of normal reaction and limiting friction ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The piston of a steam engine moves with a simple harmonic motion. The crank rotates 120 r.p.m. and the stroke length is 2 meters. The linear velocity of the piston when it is at a distance of 0.5 metre from the centre, is 5.88 m/sec 8.88 m/sec 10.88 m/sec 12.88 m/sec 5.88 m/sec 8.88 m/sec 10.88 m/sec 12.88 m/sec ANSWER DOWNLOAD EXAMIANS APP