Theory of Machine Longitudinal vibrations are said to occur when the particles of a body moves Perpendicular to its axis Parallel to its axis None of these In a circle about its axis Perpendicular to its axis Parallel to its axis None of these In a circle about its axis ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a four bar chain or quadric cycle chain One is a turning pair and three are sliding pairs Two are turning pairs and two are sliding pairs Three are turning pairs and one is a sliding pair Each of the four pairs is a turning pair One is a turning pair and three are sliding pairs Two are turning pairs and two are sliding pairs Three are turning pairs and one is a sliding pair Each of the four pairs is a turning pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The working depth of a gear is the radial distance from the Top of a tooth to the bottom of a tooth Addendum circle to the clearance circle Pitch circle to the bottom of a tooth Pitch circle to the top of a tooth Top of a tooth to the bottom of a tooth Addendum circle to the clearance circle Pitch circle to the bottom of a tooth Pitch circle to the top of a tooth ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The balancing weights are introduced in planes parallel to the plane of rotation of the disturbing mass. To obtain complete dynamic balance, the minimum number of balancing weights to be introduced in different planes is 3 4 2 1 3 4 2 1 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The height of a Watt's governor (in meters) is equal to (where N = Speed of the arm and ball about the spindle axis) 895/N² 8950/N² 8.95/N² 89.5/N² 895/N² 8950/N² 8.95/N² 89.5/N² ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A simple spring-mass vibrating system has a natural frequency of fn. If the spring stiffness is halved and the mass is doubled, then the natural frequency will become fn/2 8 fn 4 fn 2 fn fn/2 8 fn 4 fn 2 fn ANSWER DOWNLOAD EXAMIANS APP