Theory of Machine The axis of precession is __________ to the plane in which the axis of spin is going to rotate. Parallel Both A and B None of these Perpendicular Parallel Both A and B None of these Perpendicular 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 (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 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a Hartnell governor, if a spring of greater stiffness is used, then the governor will be Less sensitive Unaffected of sensitivity Isochronous More sensitive Less sensitive Unaffected of sensitivity Isochronous More sensitive ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frequency of oscillation of a compound pendulum is (1/2π). √[(kG² + h²)/gh] (1/2π). √[gh/(kG² + h²)] 2π. √[(kG² + h²)/gh] 2π. √[gh/(kG² + h²)] (1/2π). √[(kG² + h²)/gh] (1/2π). √[gh/(kG² + h²)] 2π. √[(kG² + h²)/gh] 2π. √[gh/(kG² + h²)] ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The lower pairs are _________ pairs. Self-closed None of these Force-closed Friction closed Self-closed None of these Force-closed Friction closed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is a turning pair? Shaft with collars at both ends fitted into a circular hole Ball and a socket joint Piston and cylinder of a reciprocating steam engine Lead screw of a lathe with nut Shaft with collars at both ends fitted into a circular hole Ball and a socket joint Piston and cylinder of a reciprocating steam engine Lead screw of a lathe with nut ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS