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 When the crank is at the inner dead center, in a reciprocating steam engine, then the acceleration of the piston will be ω²r. n/(n + 1) ω²r. (n + 1)/n ω²r. (n - 1)/n ω²r. n/(n - 1) ω²r. n/(n + 1) ω²r. (n + 1)/n ω²r. (n - 1)/n ω²r. n/(n - 1) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The factor which affects the critical speed of a shaft is All of the listed here Diameter of disc Eccentricity Span of shaft All of the listed here Diameter of disc Eccentricity Span of shaft ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Coriolis component of acceleration acts Parallel to the sliding surface Perpendicular to the sliding surface At 45° to the sliding surface Along the sliding surface Parallel to the sliding surface Perpendicular to the sliding surface At 45° to the sliding surface Along the sliding surface ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The relative velocity of B with respect to A in a rigid link AB is Perpendicular to AB At 45° to AB Parallel to AB Along AB Perpendicular to AB At 45° to AB Parallel to AB Along AB ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A simple spring-mass vibrating system has a natural frequency of fn. If the spring stiffness is halved and the mass is doubled, then the natural frequency will become 2 fn fn/2 8 fn 4 fn 2 fn fn/2 8 fn 4 fn ANSWER DOWNLOAD EXAMIANS APP
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