Theory of Machine The relative velocity of B with respect to A in a rigid link AB is Parallel to AB At 45° to AB Perpendicular to AB Along AB Parallel to AB At 45° to AB Perpendicular to AB Along AB 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 The effort of a Porter governor is equal to (where c = Percentage increase in speed, m = Mass of ball, and M = Mass on the sleeve) c (m - M) g c/(m - M) g c (m + M) g c/(m + M) g c (m - M) g c/(m - M) g c (m + M) g c/(m + M) g ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A Porter governor is a Spring loaded governor Pendulum type governor Dead weight governor Inertia governor Spring loaded governor Pendulum type governor Dead weight governor Inertia governor ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The primary unbalanced force is maximum when the angle of inclination of the crank with the line of stroke is 180° and 360° 90° and 180° 0° and 180° 0° and 90° 180° and 360° 90° and 180° 0° and 180° 0° and 90° 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 [(r² + R²) sinφ]/2 [(r² + R²) cosφ]/2 [(r + R) cosφ]/2 [(r + R) sinφ]/2 [(r² + R²) sinφ]/2 [(r² + R²) cosφ]/2 [(r + R) cosφ]/2 ANSWER DOWNLOAD EXAMIANS APP