Theory of Machine Power of a governor is the Mean force exerted at the sleeve for a given percentage change of speed Mean force exerted at the sleeve for maximum equilibrium speed None of these Work-done at the sleeve for maximum equilibrium speed Mean force exerted at the sleeve for a given percentage change of speed Mean force exerted at the sleeve for maximum equilibrium speed None of these Work-done at the sleeve for maximum equilibrium speed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The power of a Porter governor is equal to [4c²/(1 + 2c)] (m + M) g.h [2c²/(1 + 2c)] (m + M) g.h [c²/(1 + 2c)] (m + M) g.h [3c²/(1 + 2c)] (m + M) g.h [4c²/(1 + 2c)] (m + M) g.h [2c²/(1 + 2c)] (m + M) g.h [c²/(1 + 2c)] (m + M) g.h [3c²/(1 + 2c)] (m + M) g.h ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The periodic time of a compound pendulum is __________ when the distance between the point of suspension and the center of gravity is equal to the radius of gyration of the body about its center of gravity. None of these Minimum Maximum Zero None of these Minimum Maximum Zero 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) (y/x) (r₁ + r₂) (x/y) (r₁ + r₂) (y/x) (r₁ - r₂) (x/y) (r₁ - r₂) (y/x) (r₁ + r₂) (x/y) (r₁ + r₂) (y/x) (r₁ - r₂) (x/y) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the below are inversions of slider crank mechanism? 1. Oscillating cylinder engine mechanism 2. Toggle mechanism 3. Radial cylinder engine mechanism 4. Quick return mechanism 1, 2 and 3 2, 3 and 4 1, 2 and 4 1, 3 and 4 1, 2 and 3 2, 3 and 4 1, 2 and 4 1, 3 and 4 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Oldham’s coupling is an inversion of the kinematic chain used in Universal joint Elliptical trammels Rotary engine Whitworth quick return mechanism Universal joint Elliptical trammels Rotary engine Whitworth quick return mechanism ANSWER DOWNLOAD EXAMIANS APP
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