Theory of Machine A cam with a roller follower would constitute following type of pair Open pair Higher pair Lower pair Close pair Open pair Higher pair Lower pair Close 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 length of effective stroke of piston Reduce maximum opening of port to steam All of the listed here Cause withdrawing or throttling of steam Reduce length of effective stroke of piston Reduce maximum opening of port to steam ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a radial cam, the follower moves In a direction perpendicular to the cam axis Along the cam axis In a direction parallel to the cam axis In any direction irrespective of the cam axis In a direction perpendicular to the cam axis Along the cam axis In a direction parallel to the cam axis In any direction irrespective of the cam axis ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The primary unbalanced force due to inertia of reciprocating parts in a reciprocating engine is given by (where m = Mass of reciprocating parts, ω = Angular speed of crank, r = Radius of crank, θ = Angle of inclination of crank with the line of stroke, and n = Ratio of the length of connecting rod to radius of crank) m.ω².r sinθ m.ω².r cosθ m.ω².r (cos 2θ/n) m.ω².r (sin 2θ/n) m.ω².r sinθ m.ω².r cosθ m.ω².r (cos 2θ/n) m.ω².r (sin 2θ/n) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Efficiency of a screw jack is given by tan (α - φ)/tanα tan (α + φ)/tanα tanα/tan (α - φ) tanα/tan (α +φ) tan (α - φ)/tanα tan (α + φ)/tanα tanα/tan (α - φ) tanα/tan (α +φ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the speed of the engine fluctuates continuously above and below the mean speed, the governor is said to be Stable Isochronous Unstable Hunt Stable Isochronous Unstable Hunt ANSWER DOWNLOAD EXAMIANS APP
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