Theory of Machine A spring controlled governor is said to be stable if the controlling force line when produced intersects the Y-axis Any one of these Above the origin Below the origin At the origin Any one of these Above the origin Below the origin At the origin ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a hydrodynamic journal bearing, there is A thick film of lubricant between the journal and the bearing A forced lubricant between the journal and the bearing No lubricant between the journal and the bearing A very thin film of lubricant between the journal and the bearing such that there is contact between the journal and the bearing A thick film of lubricant between the journal and the bearing A forced lubricant between the journal and the bearing No lubricant between the journal and the bearing A very thin film of lubricant between the journal and the bearing such that there is contact between the journal and the bearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In railway axle boxes, the bearing used is Double row spherical roller bearing Deep groove ball bearing Cylindrical roller bearing Double row self aligning ball bearing Double row spherical roller bearing Deep groove ball bearing Cylindrical roller bearing Double row self aligning ball bearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The amplitude of vibration is always __________ the radius of the circle. None of these Greater than Less than Equal to None of these Greater than Less than Equal to ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For an isochronous Hartnell governor (where r₁ and r₂ = Maximum and minimum radius of rotation of balls respectively, S₁ and S₂ = Maximum and minimum force exerted on the sleeve respectively, and M = Mass on the sleeve) (m.g - S₁)/(m.g - S₂) = r₂/r₁ S₁/S₂ = r₁/r₂ (m.g + S₁)/(m.g + S₂) = r₁/r₂ S₂/S₁ = r₁/r₂ (m.g - S₁)/(m.g - S₂) = r₂/r₁ S₁/S₂ = r₁/r₂ (m.g + S₁)/(m.g + S₂) = r₁/r₂ S₂/S₁ = r₁/r₂ ANSWER DOWNLOAD EXAMIANS APP
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
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