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 0.5 2 1 1.5 0.5 2 1 1.5 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The lower pair is a Open pair Sliding pair Point contact pair Closed pair Open pair Sliding pair Point contact pair Closed pair 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 - cosθ) (R - r₁) (1 - sinθ) R (1 - cosθ) R (1 - sinθ) (R - r₁) (1 - cosθ) (R - r₁) (1 - sinθ) R (1 - cosθ) R (1 - sinθ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a four-bar chain it is required to give an oscillatory motion to the follower for a continuous rotation of the crank. For the lengths of 50 mm of crank and 70 mm of the follower, determine theoretical maximum length of coupler. The minimum length of the coupler will be Slightly less than 45 mm 45 mm Slightly more than 45 mm 95 mm Slightly less than 45 mm 45 mm Slightly more than 45 mm 95 mm ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a body moves with simple harmonic motion, the product of its periodic time and frequency is equal to π π/2 Zero One π π/2 Zero One ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When two links are connected by a pin joint, their instantaneous center lies At the center of curvature At the center of circle On their point of contact At the pin joint At the center of curvature At the center of circle On their point of contact At the pin joint ANSWER DOWNLOAD EXAMIANS APP
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