Theory of Machine The stress induced in a body will be shear stress, when it is subjected to Transverse vibrations Longitudinal vibrations None of these Torsional vibrations Transverse vibrations Longitudinal vibrations None of these Torsional vibrations 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 Reduce maximum opening of port to steam Reduce length of effective stroke of piston Cause withdrawing or throttling of steam All of the listed here Reduce maximum opening of port to steam Reduce length of effective stroke of piston Cause withdrawing or throttling of steam ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The natural frequency of free transverse vibrations due to uniformly distributed load acting over a simply supported shaft is (where δS = Static deflection of simply supported shaft due to uniformly distributed load) 0.6253/ √δS 0.571/ √δS 0.4985/ √δS 0.5615/ √δS 0.6253/ √δS 0.571/ √δS 0.4985/ √δS 0.5615/ √δS ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The displacement of the D-slide valve is __________ the steam lap by a distance known as lead of the valve. Greater than Less than Equal to None of these Greater than Less than Equal to None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The advantage of the piston valve over the slide valve is that in the former case Both wear and power absorbed are low The pressure developed being high provides tight sealing Power absorbed is less Wear is less Both wear and power absorbed are low The pressure developed being high provides tight sealing Power absorbed is less Wear is less ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When two links are connected by a pin joint, their instantaneous center lies At the pin joint At the center of curvature At the center of circle On their point of contact At the pin joint At the center of curvature At the center of circle On their point of contact ANSWER DOWNLOAD EXAMIANS APP