Theory of Machine When the two elements of a pair have a surface contact when relative motion takes place and the surface of one element slides over the surface of the other, the pair formed is known as a Higher pair Self-closed pair Lower pair Force-closed pair Higher pair Self-closed pair Lower pair Force-closed pair 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 W CE / 2CS 2 W CE / CS W CE / CS W CS / 2CE W CE / 2CS 2 W CE / CS W CE / CS W CS / 2CE ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In multi V-belt transmission, if one of the belt is broken, we have to change the Broken belt and its adjacent belts There is no need of changing any one as remaining belts can take care of transmission of load Broken belt All the belts Broken belt and its adjacent belts There is no need of changing any one as remaining belts can take care of transmission of load Broken belt All the belts ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The maximum or minimum value of the swaying couple is ± c.m.ω².r ± a (1 - c) m.ω².r ± 2a (1 - c) m.ω².r ± (a/√2) (1 - c) m.ω².r ± c.m.ω².r ± a (1 - c) m.ω².r ± 2a (1 - c) m.ω².r ± (a/√2) (1 - c) m.ω².r ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine To obviate axial thrust, following gear drive is used Double helical gears having identical teeth Single helical gear in which one of the teeth of helix angle a is more Double helical gears having opposite teeth Mutter gears Double helical gears having identical teeth Single helical gear in which one of the teeth of helix angle a is more Double helical gears having opposite teeth Mutter gears ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a ball bearing, ball and bearing forms a Rolling pair Turning pair Screw pair Spherical pair Rolling pair Turning pair Screw pair Spherical pair ANSWER DOWNLOAD EXAMIANS APP