Theory of Machine Inertia force acts Perpendicular to the acceleration force None of the listed here Along the direction of acceleration force Opposite to the direction of acceleration force Perpendicular to the acceleration force None of the listed here Along the direction of acceleration force Opposite to the direction of acceleration force ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Scott-Russell mechanism consists of Sliding and rotary pairs Sliding pairs only Sliding and turning pairs Turning and rotary pairs Sliding and rotary pairs Sliding pairs only Sliding and turning pairs Turning and rotary pairs ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the two elements of a pair have a surface contact when relative motion takes place and the surface of one element slides over the surface of the other, the pair formed is known as a Higher pair Self-closed pair Force-closed pair Lower pair Higher pair Self-closed pair Force-closed pair Lower pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The secondary 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 sinθ m.ω².r (cos 2θ/n) m.ω².r cosθ m.ω².r (sin 2θ/n) m.ω².r sinθ m.ω².r (cos 2θ/n) m.ω².r cosθ m.ω².r (sin 2θ/n) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The critical speed of a shaft with a disc supported in between is equal to the natural frequency of the system in Transverse vibrations All of these Torsional vibrations Longitudinal vibrations Transverse vibrations All of these Torsional vibrations Longitudinal vibrations ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a single slider crank chain Two are turning pairs and two are sliding pairs One is a turning pair and three are sliding pairs Three are turning pairs and one is a sliding pair Each of the four pairs is a turning pair Two are turning pairs and two are sliding pairs One is a turning pair and three 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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