Theory of Machine The ratio of the driving tensions for V-belts is __________ times that of flat belts.(Where β = Semi-angle of the groove) cosecβ cosβ sinβ secβ cosecβ cosβ sinβ secβ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The example of completely constrained motion is a Motion of a piston in the cylinder of a steam engine All of these Motion of a shaft with collars at each end in a circular hole Motion of a square bar in a square hole Motion of a piston in the cylinder of a steam engine All of these Motion of a shaft with collars at each end in a circular hole Motion of a square bar in a square hole ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For S.H.M. cam, the acceleration of the follower at the ends of the stroke and aimed stroke respectively, is Zero and minimum Minimum and maximum Maximum and zero Zero and maximum Zero and minimum Minimum and maximum Maximum and zero Zero and maximum ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For an involute gear, the ratio of base circle radius and pitch circle radius is equal to sinφ cosφ secφ cosecφ sinφ cosφ secφ cosecφ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Ackermann steering mechanism is preferred to the Davis type in automobiles because The former is most economical The former is most rigid The former is mathematically accurate The former is having turning pair The former is most economical The former is most rigid The former is mathematically accurate The former is having turning pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The fundamental equation for correct steering is (where φ and α = Angle through which the axis of the outer wheel and inner wheel turns respectively, c = Distance between the pivots of the front axles, and d = Wheel base) cotφ - cotα = c/b sinφ + sinα = b/c tanφ + cotα = b/c cosφ - sinα = c/b cotφ - cotα = c/b sinφ + sinα = b/c tanφ + cotα = b/c cosφ - sinα = c/b ANSWER DOWNLOAD EXAMIANS APP
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