Theory of Machine The method of obtaining different mechanisms by fixing in turn different links in a kinematic chain, is known as Compound mechanism Structure Inversion Machine Compound mechanism Structure Inversion Machine 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 (sin 2θ/n) m.ω².r cosθ m.ω².r (cos 2θ/n) m.ω².r sinθ m.ω².r (sin 2θ/n) m.ω².r cosθ m.ω².r (cos 2θ/n) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If the damping factor for a vibrating system is unity, then the system will be Under damped Over damped Without vibrations Critically damped Under damped Over damped Without vibrations Critically damped ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If ω/ωn = 2, where co is the frequency of excitation and ωn is the natural frequency of vibrations, then the transmissibility of vibration will the 1 0.5 1.5 2 1 0.5 1.5 2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine With single Hooke's joint it is possible to connect two shafts, the axes of which have an angular misalignment up to 20° 30° 40° 10° 20° 30° 40° 10° 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 0.4985/ √δS 0.5615/ √δS 0.571/ √δS 0.6253/ √δS 0.4985/ √δS 0.5615/ √δS 0.571/ √δS ANSWER DOWNLOAD EXAMIANS APP
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