Theory of Machine The number of links and instantaneous centers in a reciprocating engine mechanism are 4, 4 4, 5 4, 6 5, 4 4, 4 4, 5 4, 6 5, 4 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The critical speed of a shaft in revolution per second is __________ as that of natural frequency of transverse vibration. None of these Unpredictable Same Different None of these Unpredictable Same Different 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 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) m.ω².r (cos 2θ/n) m.ω².r sinθ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the crank is at the inner dead centre, in a reciprocating steam engine, then the velocity of the piston will be None of these Maximum Zero Minimum None of these Maximum Zero Minimum ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is an inversion of Single slider crank chain? Oldham’s coupling Rotary engine Elliptical trammel Beam engine Oldham’s coupling Rotary engine Elliptical trammel Beam engine ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Coriolis component acts Perpendicular to sliding surfaces Along sliding surfaces None of these Somewhere in between above two Perpendicular to sliding surfaces Along sliding surfaces None of these Somewhere in between above two ANSWER DOWNLOAD EXAMIANS APP
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