Theory of Machine In a circular arc cam with roller follower, the acceleration in any position of the lift will depend only upon Total lift, total angle of lift, minimum radius of cam and cam speed Mass of cam follower linkage, spring stiffness and cam speed Radius of circular arc, cam speed, location of centre of circular arc and roller diameter Total lift, centre of gravity of the cam and cam speed Total lift, total angle of lift, minimum radius of cam and cam speed Mass of cam follower linkage, spring stiffness and cam speed Radius of circular arc, cam speed, location of centre of circular arc and roller diameter Total lift, centre of gravity of the cam and cam speed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The minimum periodic time of a compound pendulum is 2π. √(kG/g) (1/2π). √(kG/g) (1/2π). √(2kG/g) 2π. √(2kG/g) 2π. √(kG/g) (1/2π). √(kG/g) (1/2π). √(2kG/g) 2π. √(2kG/g) 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 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) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In vibration isolation system, if ω/ωn < 2, then for all values of damping factor, the transmissibility will be (where ω = Angular speed of the system, ωn = Natural frequency of vibration of the system) Equal to unity Zero Greater than unity Less than unity Equal to unity Zero Greater than unity Less than unity ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Klein's construction gives a graphic construction for Slider-crank mechanism Four bar chain mechanism Velocity polygon Acceleration polygon Slider-crank mechanism Four bar chain mechanism Velocity polygon Acceleration polygon ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For simple harmonic motion of the of follower, a cosine curve represents All of these Acceleration diagram Displacement diagram Velocity diagram All of these Acceleration diagram Displacement diagram Velocity diagram ANSWER DOWNLOAD EXAMIANS APP
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