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 In a simple train of wheels, the velocity ratio __________ the intermediate wheels. Depends upon Either A or B Is independent of None of these Depends upon Either A or B Is independent of None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following statement is correct for involute gears? A convex flank is always in contact with concave flank. The pressure angle is constant throughout the teeth engagement. The interference is inherently absent. The variation in centre distance of shafts increases radial force. A convex flank is always in contact with concave flank. The pressure angle is constant throughout the teeth engagement. The interference is inherently absent. The variation in centre distance of shafts increases radial force. ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If the controlling force line for a spring controlled governor when produced intersects the Y-axis at the origin, then the governor is said to be Unstable None of the listed here Stable Isochronous Unstable None of the listed here Stable Isochronous ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The ratio of height of Porter governor (when length of arms and links are equal) to the height of Watt's governor is (where m = Mass of the ball, and M = Mass on the sleeve) (m + M)/m m/(m + M) M/(m + M) (m + M)/M (m + M)/m m/(m + M) M/(m + M) (m + M)/M ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For dynamic balancing of a shaft The net couple due to the dynamic forces acting on the shaft is equal to zero Both (A) and (B) None of these The net dynamic force acting on the shaft is equal to zero The net couple due to the dynamic forces acting on the shaft is equal to zero Both (A) and (B) None of these The net dynamic force acting on the shaft is equal to zero ANSWER DOWNLOAD EXAMIANS APP
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