Theory of Machine Minimum number of teeth for involute rack and pinion arrangement for pressure angle of 20° is 30 10 20 34 30 10 20 34 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is a pendulum type governor? None of these Porter governor Watt governor Hartnell governor None of these Porter governor Watt governor Hartnell governor ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The C.G. of a link in any mechanism would experience No acceleration Angular acceleration Both angular and linear accelerations Linear acceleration No acceleration Angular acceleration Both angular and linear accelerations Linear acceleration ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Two pulleys of radii r₁ and r₂ and at distance x apart are connected by means of an open belt drive. The length of the belt is π (r₁ - r₂) + (r₁ - r₂)²/x + 2x π (r₁ - r₂) + (r₁ + r₂)²/x + 2x π (r₁ + r₂) + (r₁ + r₂)²/x + 2x π (r₁ + r₂) + (r₁ - r₂)²/x + 2x π (r₁ - r₂) + (r₁ - r₂)²/x + 2x π (r₁ - r₂) + (r₁ + r₂)²/x + 2x π (r₁ + r₂) + (r₁ + r₂)²/x + 2x π (r₁ + r₂) + (r₁ - r₂)²/x + 2x 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) cosφ - sinα = c/b sinφ + sinα = b/c cotφ - cotα = c/b tanφ + cotα = b/c cosφ - sinα = c/b sinφ + sinα = b/c cotφ - cotα = c/b tanφ + cotα = b/c ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a vibrating system, if the actual damping coefficient is 40 N/m/s and critical damping coefficient is 420 N/m/s, then logarithmic decrement is equal to 0.2 0.6 0.4 0.8 0.2 0.6 0.4 0.8 ANSWER DOWNLOAD EXAMIANS APP
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