Theory of Machine What is the number of instantaneous centers for an eight link mechanism? 30 8 15 28 30 8 15 28 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which gear is used for connecting two coplanar and intersecting shafts? Helical gear Bevel gear Spur gear None of these Helical gear Bevel gear Spur gear None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted in a flat pivot bearing, considering uniform wear, is (where μ = Coefficient of friction, W = Load over the bearing, and R = Radius of bearing surface) (2/3) μ W R (1/2) μ W R (3/4) μ W R μ W R (2/3) μ W R (1/2) μ W R (3/4) μ W R μ W R ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a radial cam, the follower moves In a direction perpendicular to the cam axis Along the cam axis In a direction parallel to the cam axis In any direction irrespective of the cam axis In a direction perpendicular to the cam axis Along the cam axis In a direction parallel to the cam axis In any direction irrespective of the cam axis ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Scott-Russell mechanism consists of Turning and rotary pairs Sliding and turning pairs Sliding pairs only Sliding and rotary pairs Turning and rotary pairs Sliding and turning pairs Sliding pairs only Sliding and rotary pairs 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 - r₁) (1 - cosθ) R (1 - sinθ) R (1 - cosθ) (R - r₁) (1 - sinθ) (R - r₁) (1 - cosθ) R (1 - sinθ) R (1 - cosθ) ANSWER DOWNLOAD EXAMIANS APP
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