Theory of Machine In vibration isolation system, if ω/ωn > 1, then the phase difference between the transmitted force and the disturbing force is 0° 90° 270° 180° 0° 90° 270° 180° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Bifilar suspension method is used to determine Moment of inertia Natural frequency of vibration Centripetal acceleration Position of balancing weights Moment of inertia Natural frequency of vibration Centripetal acceleration Position of balancing weights ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Klein's construction can be used when Crank has non-uniform velocity Crank has uniform angular acceleration Crank has uniform angular velocity and angular acceleration Crank has a uniform angular velocity Crank has non-uniform velocity Crank has uniform angular acceleration Crank has uniform angular velocity and angular acceleration Crank has a uniform angular velocity 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 cosθ m.ω².r sinθ m.ω².r (sin 2θ/n) m.ω².r (cos 2θ/n) m.ω².r cosθ m.ω².r sinθ m.ω².r (sin 2θ/n) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the sleeve of a Porter governor moves upwards, the governor speed First increases and then decreases Decreases Increases Remain unaffected First increases and then decreases Decreases Increases Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following statements regarding laws governing the friction between dry surfaces are correct? The friction force is directly proportional to the normal force. The friction force is independent of me area of contact. The friction force is dependent on the materials of the contact surfaces. All of these The friction force is directly proportional to the normal force. The friction force is independent of me area of contact. The friction force is dependent on the materials of the contact surfaces. All of these ANSWER DOWNLOAD EXAMIANS APP
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