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 Force-closed pair Lower pair Higher pair Self-closed pair Force-closed pair Lower pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a steam engine, the earlier cut-off with a simple slide valve may be obtained by increasing the steam lap and the angle of advance of the eccentric but keeping constant the travel and lead of the valve, this method will All of the listed here Cause withdrawing or throttling of steam Reduce maximum opening of port to steam Reduce length of effective stroke of piston All of the listed here Cause withdrawing or throttling of steam Reduce maximum opening of port to steam Reduce length of effective stroke of piston ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the crank is at the outer dead centre, in a reciprocating steam engine, then the acceleration of the piston will be ω² r {(n - 1)/n} ω² r {n/(n - 1)} ω² r {n/(n + 1)} ω² r {(n + 1)/n} ω² r {(n - 1)/n} ω² r {n/(n - 1)} ω² r {n/(n + 1)} ω² r {(n + 1)/n} ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine To connect two parallel and coplanar shafts the following type of gearing is used None of the listed here Bevel gear Spur gear Spiral gear None of the listed here Bevel gear Spur gear Spiral gear ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The radial distance from the top of a tooth to the bottom of a tooth in a meshing gear, is called Clearance Working depth Dedendum Addendum Clearance Working depth Dedendum Addendum ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a four bar chain or quadric cycle chain Each of the four pairs is a turning pair Two are turning pairs and two are sliding pairs One is a turning pair and three are sliding pairs Three are turning pairs and one is a sliding pair Each of the four pairs is a turning pair Two are turning pairs and two are sliding pairs One is a turning pair and three are sliding pairs Three are turning pairs and one is a sliding pair ANSWER DOWNLOAD EXAMIANS APP