Theory of Machine The acceleration of a flat-faced follower when it has contact with the flank of a circular arc cam, is given by ω² r₁ sinθ ω² (R - r₁) sinθ ω² (R - r₁) cosθ ω² R cosθ ω² r₁ sinθ ω² (R - r₁) sinθ ω² (R - r₁) cosθ ω² R cosθ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A slider crank chain consists of following numbers of turning and sliding pairs 4, 0 1, 3 3, 1 2, 2 4, 0 1, 3 3, 1 2, 2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If ‘D₁’ and ‘D₂’ be the diameters of driver and driven pulleys, then belt speed is proportional to D₁ D₁/D₂ D₂/D₁ D₁.D₂ D₁ D₁/D₂ D₂/D₁ D₁.D₂ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the addenda on pinion and wheel is such that the path of approach and path of recess are half of their maximum possible values, then the length of the path of contact is given by (where r = Pitch circle radius of pinion, R = Pitch circle radius of wheel, and φ = Pressure angle) [(r + R) sinφ]/2 [(r + R) cosφ]/2 [(r² + R²) cosφ]/2 [(r² + R²) sinφ]/2 [(r + R) sinφ]/2 [(r + R) cosφ]/2 [(r² + R²) cosφ]/2 [(r² + R²) sinφ]/2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The swaying couple is due to the Primary unbalanced force Partial balancing Two cylinders of locomotive Secondary unbalanced force Primary unbalanced force Partial balancing Two cylinders of locomotive Secondary unbalanced force 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) (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 (2/3) μ W R (1/2) μ W R ANSWER DOWNLOAD EXAMIANS APP
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