Theory of Machine The acceleration of the reciprocating roller follower when it has contact with the straight flanks of the tangent cam, is given by ω². (r₁ - r₂). (1 - sin² θ) ω². (r₁ r₂). (1 - cos² θ) ω². (r₁ + r₂). [(2 - cos² θ)/cos³ θ] ω². (r₁ + r₂). (1 + cos² θ) ω². (r₁ - r₂). (1 - sin² θ) ω². (r₁ r₂). (1 - cos² θ) ω². (r₁ + r₂). [(2 - cos² θ)/cos³ θ] ω². (r₁ + r₂). (1 + cos² θ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A point B on a rigid link AB moves with respect to A with angular velocity ω rad/s. The radial component of the acceleration of B with respect to A, is (where vBA = Linear velocity of B with respect to A) v²BA /AB vBA /AB vBA × AB v²BA v²BA /AB vBA /AB vBA × AB v²BA ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Oldham's coupling is the Third inversion of slider crank chain Third inversion of double slider crank chain Second inversion of single slider crank chain Second inversion of double slider crank chain Third inversion of slider crank chain Third inversion of double slider crank chain Second inversion of single slider crank chain Second inversion of double slider crank chain ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Power of a governor is the Work-done at the sleeve for maximum equilibrium speed None of these Mean force exerted at the sleeve for maximum equilibrium speed Mean force exerted at the sleeve for a given percentage change of speed Work-done at the sleeve for maximum equilibrium speed None of these Mean force exerted at the sleeve for maximum equilibrium speed Mean force exerted at the sleeve for a given percentage change of speed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The ratio of maximum fluctuation of energy to the work-done per cycle is called Maximum fluctuation of energy Coefficient of fluctuation of energy None of these Fluctuation of energy Maximum fluctuation of energy Coefficient of fluctuation of energy None of these Fluctuation of energy ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The secondary unbalanced force is maximum when the angle of inclination of the crank with the line of stroke is None of these 180° and 360° Both (A) and (B) 0° and 90° None of these 180° and 360° Both (A) and (B) 0° and 90° ANSWER DOWNLOAD EXAMIANS APP
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