Theory of Machine The partial balancing of reciprocating parts in locomotives produces Swaying couple Variation in tractive force along the line of stroke Hammer blow All of these Swaying couple Variation in tractive force along the line of stroke Hammer blow All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The efficiency of a screw jack is maximum, when (where α = Helix angle, and φ = Angle of friction) α = 45° + φ/2 α = 45° - φ/2 α = 90° + φ α = 90° - φ α = 45° + φ/2 α = 45° - φ/2 α = 90° + φ α = 90° - φ 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 / CS W CS / 2CE 2 W CE / CS W CE / 2CS W CE / CS W CS / 2CE 2 W CE / CS W CE / 2CS ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Angular acceleration of a link can be determined by dividing the Tangential component of acceleration with length of link Centripetal component of acceleration with length of link Resultant acceleration with length of link All of these Tangential component of acceleration with length of link Centripetal component of acceleration with length of link Resultant acceleration with length of link All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Balancing of rotating and reciprocating parts of an engine is necessary when it runs at Slow speed Any one of these Highs peed Moderate speed Slow speed Any one of these Highs peed Moderate speed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The lead screw of a lathe with nut forms a Sliding pair Turning pair Screw pair Rolling pair Sliding pair Turning pair Screw pair Rolling pair ANSWER DOWNLOAD EXAMIANS APP