Theory of Machine The velocity of the reciprocating roller follower when it has contact with the straight flanks of the tangent cam, is given by (where ω = Angular velocity of the cam shaft) ω (r₁ r₂) cosθ ω (r₁ + r₂) sinθ sec2θ ω (r₁ + r₂) cosθ cosec2θ ω (r₁ r₂) sinθ ω (r₁ r₂) cosθ ω (r₁ + r₂) sinθ sec2θ ω (r₁ + r₂) cosθ cosec2θ ω (r₁ r₂) sinθ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which type of gear train is used in clock mechanism to join hour hand and minute hand? Compound gear train Epicyclic gear train Reverted gear train Simple gear train Compound gear train Epicyclic gear train Reverted gear train Simple gear train ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The condition for correct steering of a Davis steering gear is (where α = Angle of inclination of the links to the vertical) sinα = b/c cotα = c/2b tanα = c/2b cosα = c/b sinα = b/c cotα = c/2b tanα = c/2b cosα = c/b ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For two governors A and B, the lift of sleeve of governor A is more than that of governor B, for a given fractional change in speed. It indicates that Both governors A and B are equally sensitive None of these Governor B is more sensitive than governor A Governor A is more sensitive than governor B Both governors A and B are equally sensitive None of these Governor B is more sensitive than governor A Governor A is more sensitive than governor B ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Oldham's coupling is the Third inversion of slider crank chain Second inversion of single slider crank chain Third inversion of double slider crank chain Second inversion of double slider crank chain Third inversion of slider crank chain Second inversion of single slider crank chain Third inversion of double slider crank chain Second inversion of double slider crank chain ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A governor is said to be stable, if the Radius of rotation of balls decreases as the equilibrium speed decreases Radius of rotation of balls decreases as the equilibrium speed increases Radius of rotation of balls increases as the equilibrium speed increases Radius of rotation of balls increases as the equilibrium speed decreases Radius of rotation of balls decreases as the equilibrium speed decreases Radius of rotation of balls decreases as the equilibrium speed increases Radius of rotation of balls increases as the equilibrium speed increases Radius of rotation of balls increases as the equilibrium speed decreases ANSWER DOWNLOAD EXAMIANS APP