Theory of Machine With usual notations for different parameters involved, the maximum fluctuations of energy for a flywheel is given by EC S/2 2ECS 2ECS² 2E²CS EC S/2 2ECS 2ECS² 2E²CS ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The velocity of a flat-faced follower when it has contact with the flank of a circular arc cam, is given by ωr₁ sinθ ω(R - r₁) cosθ ωR cosθ ω(R - r₁) sinθ ωr₁ sinθ ω(R - r₁) cosθ ωR cosθ ω(R - r₁) sinθ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In elliptical trammels Two pairs turning and two pairs sliding Three pairs turning and one pair sliding One pair turning and three pairs sliding All four pairs are turning Two pairs turning and two pairs sliding Three pairs turning and one pair sliding One pair turning and three pairs sliding All four pairs are turning ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the elements of a pair are kept in contact by the action of external forces, the pair is said to be a Force-closed pair Higher pair Self-closed pair Lower pair Force-closed pair Higher pair Self-closed pair Lower pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The secondary 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 (cos 2θ/n) m.ω².r cosθ m.ω².r sinθ m.ω².r (sin 2θ/n) m.ω².r (cos 2θ/n) m.ω².r cosθ m.ω².r sinθ m.ω².r (sin 2θ/n) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A single degree of freedom system is given by, m × (d²x/dt²) + c × (dx/dt) + sx = F.cosω.t with usual notations. It represents Forced vibration with damping Free vibration without damping Free vibration with damping Forced vibration without damping Forced vibration with damping Free vibration without damping Free vibration with damping Forced vibration without damping ANSWER DOWNLOAD EXAMIANS APP
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