Theory of Machine If the number of links in a mechanism is equal to l, then the numbers of possible inversions are equal to l + 1 l l - 1 l - 2 l + 1 l l - 1 l - 2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The equation of motion for a single degree of freedom system with viscous damping is 4(dx²/dt²) + 9(dx/dt) + 16x. The damping ratio of the system is 44090 30195 44082 9/128 44090 30195 44082 9/128 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A system in dynamic balance implies that The system is also statically balanced The system is critically damped There is no critical speed in the system There will absolutely no wear of bearings The system is also statically balanced The system is critically damped There is no critical speed in the system There will absolutely no wear of bearings ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A disturbing mass m₁ attached to the rotating shaft may be balanced by a single mass m₂ attached in the same plane of rotation as that of m₁, such that (where r₁ and r₂ are the radii of rotation of m₁ and m₂ respectively) m₁ r₁ = m₂ r₂ m₁ m₂ = r₁ r₂ m₁ r₂ = m₂ r₁ None of these m₁ r₁ = m₂ r₂ m₁ m₂ = r₁ r₂ m₁ r₂ = m₂ r₁ None of these 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 (sin 2θ/n) m.ω².r cosθ m.ω².r sinθ m.ω².r (cos 2θ/n) m.ω².r (sin 2θ/n) m.ω².r cosθ m.ω².r sinθ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A governor is said to be stable, if the Radius of rotation of balls decreases as the equilibrium speed increases Radius of rotation of balls increases as the equilibrium speed decreases Radius of rotation of balls decreases as the equilibrium speed decreases Radius of rotation of balls increases as the equilibrium speed increases Radius of rotation of balls decreases as the equilibrium speed increases Radius of rotation of balls increases as the equilibrium speed decreases Radius of rotation of balls decreases as the equilibrium speed decreases Radius of rotation of balls increases as the equilibrium speed increases ANSWER DOWNLOAD EXAMIANS APP
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