Theory of Machine The critical speed of a shaft depends upon its Mass Stiffness and eccentricity Stiffness Mass and stiffness Mass Stiffness and eccentricity Stiffness Mass and stiffness ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the body is suspended at the point of suspension, its periodic time and frequency will be ________ as compared to the body suspended at the point of percussion. None of these Two times Four times Same None of these Two times Four times Same 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 sinθ 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) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Lower pairs are those which have Surface contact between the two elements when in motion Point or line contact between the two elements when in motion Elements of pairs not held together mechanically Two elements that permit relative motion Surface contact between the two elements when in motion Point or line contact between the two elements when in motion Elements of pairs not held together mechanically Two elements that permit relative motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A mechanism consisting of four links is called a __________ mechanism. Binary Compound Simple None of these Binary Compound Simple None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a single slider crank chain One is a turning pair and three are sliding pairs Two are turning pairs and two are sliding pairs Three are turning pairs and one is a sliding pair Each of the four pairs is a turning pair One is a turning pair and three are sliding pairs Two are turning pairs and two are sliding pairs Three are turning pairs and one is a sliding pair Each of the four pairs is a turning pair ANSWER DOWNLOAD EXAMIANS APP
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