Theory of Machine A rigid body possesses ________degrees of freedom One Six Four Two One Six Four Two ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a point at the end of a link moves with constant angular velocity, its acceleration will have Radial and tangential components both Tangential component only Coriolis component only Radial component only Radial and tangential components both Tangential component only Coriolis component only Radial component only 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 (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) m.ω².r sinθ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The advantage of the piston valve over the slide valve is that in the former case Both wear and power absorbed are low The pressure developed being high provides tight sealing Wear is less Power absorbed is less Both wear and power absorbed are low The pressure developed being high provides tight sealing Wear is less Power absorbed is less ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Whitworth quick return motion mechanism is formed in a slider crank chain when the Longest link is a fixed link Slider is a fixed link Smallest link is a fixed link Coupler link is fixed Longest link is a fixed link Slider is a fixed link Smallest link is a fixed link Coupler link is fixed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A spring controlled governor is said to be isochronous when the controlling force Decreases as the radius of rotation increases Increases as the radius of rotation increases Increases as the radius of rotation decreases Remain constant for all radii of rotation Decreases as the radius of rotation increases Increases as the radius of rotation increases Increases as the radius of rotation decreases Remain constant for all radii of rotation ANSWER DOWNLOAD EXAMIANS APP
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