Theory of Machine A rigid body possesses ________degrees of freedom Two Four Six One Two Four Six One ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A simple spring-mass vibrating system has a natural frequency of fn. If the spring stiffness is halved and the mass is doubled, then the natural frequency will become fn/2 4 fn 2 fn 8 fn fn/2 4 fn 2 fn 8 fn 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 (cos 2θ/n) m.ω².r sinθ m.ω².r cosθ m.ω².r (sin 2θ/n) m.ω².r (cos 2θ/n) m.ω².r sinθ m.ω².r cosθ m.ω².r (sin 2θ/n) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For an involute gear, the ratio of base circle radius and pitch circle radius is equal to cosφ cosecφ secφ sinφ cosφ cosecφ secφ sinφ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A spring controlled governor is said to be stable if the controlling force line when produced intersects the Y-axis Any one of these At the origin Above the origin Below the origin Any one of these At the origin Above the origin Below the origin ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frequency of oscillation of a compound pendulum is (1/2π). √[gh/(kG² + h²)] 2π. √[gh/(kG² + h²)] 2π. √[(kG² + h²)/gh] (1/2π). √[(kG² + h²)/gh] (1/2π). √[gh/(kG² + h²)] 2π. √[gh/(kG² + h²)] 2π. √[(kG² + h²)/gh] (1/2π). √[(kG² + h²)/gh] ANSWER DOWNLOAD EXAMIANS APP
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