Theory of Machine In vibration isolation system, if ω/ωn < 2, then for all values of damping factor, the transmissibility will be (where ω = Angular speed of the system, ωn = Natural frequency of vibration of the system) Less than unity Greater than unity Zero Equal to unity Less than unity Greater than unity Zero Equal to unity ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Longitudinal vibrations are said to occur when the particles of a body moves Parallel to its axis None of these Perpendicular to its axis In a circle about its axis Parallel to its axis None of these Perpendicular to its axis In a circle about its axis ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The type of gears used to connect two non parallel and non intersecting shafts is Spur gear Helical gear Bevel gear Spiral gear Spur gear Helical gear Bevel gear Spiral gear ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a multiple V-belt drive, if one of the belts is broken, then we should replace The broken belt and the belts on either side of it All the belts None of these The broken belt only The broken belt and the belts on either side of it All the belts None of these The broken belt only ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is a spring controlled governor? All of these Wilson-Hartnell governor Hartung governor Hartnell governor All of these Wilson-Hartnell governor Hartung governor Hartnell governor ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A flywheel is fitted to the crankshaft of an engine having W as the amount of indicated work per revolution and permissible limits of coefficient of fluctuation of energy and speed as CE and CS respectively. The kinetic energy of the flywheel is given by 2 W CE / CS W CE / 2CS W CE / CS W CS / 2CE 2 W CE / CS W CE / 2CS W CE / CS W CS / 2CE ANSWER DOWNLOAD EXAMIANS APP
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