Theory of Machine If ω/ωn = 2, where co is the frequency of excitation and ωn is the natural frequency of vibrations, then the transmissibility of vibration will the 1.5 0.5 1 2 1.5 0.5 1 2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Under logarithmic decrement, the amplitude of successive vibrations are In arithmetic progression In logarithmic progression Constant In geometric progression In arithmetic progression In logarithmic progression Constant In geometric progression ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A slider moves at a velocity v on a link revolving at ω rad/s. The coriolis component of acceleration is ω²v 2ωv ωv 2ωv² ω²v 2ωv ωv 2ωv² ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The velocity of any point in mechanism relative to any other point on the mechanism on velocity polygon is represented by the line Joining the corresponding points Not possible to determine with these data Perpendicular to line as per (A) At 45° to line as per (A) Joining the corresponding points Not possible to determine with these data Perpendicular to line as per (A) At 45° to line as per (A) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Torsional vibrations are said to occur when the particles of a body moves None of these In a circle about its axis Perpendicular to its axis Parallel to its axis None of these In a circle about its axis Perpendicular to its axis Parallel to its axis ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The displacement of a flat faced follower when it has contact with the flank of a circular arc cam, is given by (where R = Radius of flank, r₁ = Minimum radius of the cam, and θ = Angle turned through by the cam) (R - r₁) (1 - sinθ) R (1 - sinθ) R (1 - cosθ) (R - r₁) (1 - cosθ) (R - r₁) (1 - sinθ) R (1 - sinθ) R (1 - cosθ) (R - r₁) (1 - cosθ) ANSWER DOWNLOAD EXAMIANS APP
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