Theory of Machine The lead screw of a lathe with nut forms a Rolling pair Sliding pair Screw pair Turning pair Rolling pair Sliding pair Screw pair Turning pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Any point on a link connecting double slider crank chain will trace a Circle Ellipse Parabola Straight line Circle Ellipse Parabola Straight line ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In an open pair, the two elements of a pair Have a surface contact when in motion Are not held together mechanically Are kept in contact by the action of external forces, when in motion Have a line or point contact when in motion Have a surface contact when in motion Are not held together mechanically Are kept in contact by the action of external forces, when in motion Have a line or point contact when in motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the crank is at the inner dead center, in a reciprocating steam engine, then the acceleration of the piston will be ω²r. (n + 1)/n ω²r. n/(n + 1) ω²r. (n - 1)/n ω²r. n/(n - 1) ω²r. (n + 1)/n ω²r. n/(n + 1) ω²r. (n - 1)/n ω²r. n/(n - 1) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a steam engine, one method of obtaining the earlier cut-off with a simple slide valve is by increasing the angle of advance of the eccentric while the throw of the eccentric, steam lap and exhaust lap are kept constant. This method will Reduce maximum opening of port to steam Cause withdrawing or throttling of steam All of these Reduce length of effective stroke of piston Reduce maximum opening of port to steam Cause withdrawing or throttling of steam All of these Reduce length of effective stroke of piston ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which gear train is used for higher velocity ratios in a small space? Simple gear train Epicyclic gear train Compound gear train Reverted gear train Simple gear train Epicyclic gear train Compound gear train Reverted gear train ANSWER DOWNLOAD EXAMIANS APP
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