Theory of Machine In a Hartnell governor, the lift of the sleeve is given by (where r₁ and r₂ = Max. and min. radii of rotation, x = Length of ball arm of the lever, and y = Length of sleeve arm of the lever) (r₁ + r₂) (x/y) (r₁ + r₂) (y/x) (r₁ - r₂) (y/x) (r₁ - r₂) (x/y) (r₁ + r₂) (x/y) (r₁ + r₂) (y/x) (r₁ - r₂) (y/x) (r₁ - r₂) (x/y) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The critical speed of a shaft in revolution per second is __________ as that of natural frequency of transverse vibration. Different Unpredictable Same None of these Different Unpredictable Same None of these 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 0° and 90° 180° and 360° 90° and 180° 0° and 180° 0° and 90° 180° and 360° 90° and 180° 0° and 180° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The locus of a point on a thread unwound from a cylinder will be Cycloidal Involute A straight line A circle Cycloidal Involute A straight line A circle ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine An exact straight line motion mechanism is a Scott-Russell's mechanism Peaucellier's mechanism Hart's mechanism All of these Scott-Russell's mechanism Peaucellier's mechanism Hart's mechanism All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The pitching of a ship produces forces on the bearings which act __________ to the motion of the ship. Vertically and parallel Vertically and perpendicular Horizontally and perpendicular Horizontally and parallel Vertically and parallel Vertically and perpendicular Horizontally and perpendicular Horizontally and parallel ANSWER DOWNLOAD EXAMIANS APP
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