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 1.5 314 25 5 1.5 314 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics When a body moves round a fixed axis, it has A rotary motion and translatory motion A circular motion A translatory A rotary motion A rotary motion and translatory motion A circular motion A translatory A rotary motion ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics One end of an elastic string of natural length / and modulus X is kept fixed while to the other end is attached a particle of mass m which is hanging freely under gravity. The particle is pulled down vertically through a distance x, held at rest and then released. The motion is a rectilinear motion with constant speed a damped oscillatory motion None of these a simple harmonic motion a rectilinear motion with constant speed a damped oscillatory motion None of these a simple harmonic motion ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A particle of mass 2 kg executes simple harmonic motion of frequency 6/71 Hz and amplitude 0.25 m. Its maximum kinetic energy is 4.5 J 18.0 J 9.0 J 12.0 J 4.5 J 18.0 J 9.0 J 12.0 J ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The centre of gravity of a quadrant of a circle lies along its central radius at a distance of 0.2 R 0.3 R 0.4 R 0.6 R 0.2 R 0.3 R 0.4 R 0.6 R ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics In a lifting machine a weight of 5 kN is lifted through 200 mm by an effort of 0.1 kN moving through 15 m. The mechanical advantage and velocity ratio of the machine are respectively 75 and 75 50 and 75 75 and 50 50 and 50 75 and 75 50 and 75 75 and 50 50 and 50 ANSWER DOWNLOAD EXAMIANS APP