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) cosα = c/b cotα = c/2b tanα = c/2b sinα = b/c cosα = c/b cotα = c/2b tanα = c/2b sinα = b/c ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The velocity of sliding of meshing gear teeth is(Where ω₁ and ω₂ are angular velocities of meshing gears and ‘y’ is distance between point of contact and the pitch point) (ω₁ + ω₂)/y (ω₁ × ω₂) y (ω₁ + ω₂) y (ω₁/ω₂) y (ω₁ + ω₂)/y (ω₁ × ω₂) y (ω₁ + ω₂) y (ω₁/ω₂) y ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A Porter governor is a Dead weight governor Inertia governor Spring loaded governor Pendulum type governor Dead weight governor Inertia governor Spring loaded governor Pendulum type governor ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The minimum force required to slide a body of weight W on a rough horizontal plane is W sinθ W cosecθ W tanθ W cosθ W sinθ W cosecθ W tanθ W cosθ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A spring controlled governor is said to be unstable when the controlling force Remains constant for all radii of rotation Decreases as the radius of rotation increases Increases as the radius of rotation increases Increases as the radius of rotation decreases Remains constant for all radii of rotation Decreases as the radius of rotation increases Increases as the radius of rotation increases Increases as the radius of rotation decreases ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The two elements of a pair are said to form a higher pair, when they Permit relative motion Have a surface contact when in motion Have a line or point contact when in motion Are kept in contact by the action of external forces, when in motion Permit relative motion Have a surface contact when in motion Have a line or point contact when in motion Are kept in contact by the action of external forces, when in motion ANSWER DOWNLOAD EXAMIANS APP