Theory of Machine Two pulleys of radii r₁ and r₂ and at distance x apart are connected by means of a cross 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 type of pair formed by two elements which are so connected that one is constrained to turn or revolve about a fixed axis of another element is known as Sliding pair Rolling pair Spherical pair Turning pair Sliding pair Rolling pair Spherical pair Turning pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which gear train is used for higher velocity ratios in a small space? Epicyclic gear train Simple gear train Compound gear train Reverted gear train Epicyclic gear train Simple gear train Compound gear train Reverted gear train ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In order to give a complete secondary balance of a multi-cylinder inline engine, None of these Both (A) and (B) The algebraic sum of the secondary forces must be equal to zero The algebraic sum of the couples about any point in the plane of the secondary forces must be equal to zero None of these Both (A) and (B) The algebraic sum of the secondary forces must be equal to zero The algebraic sum of the couples about any point in the plane of the secondary forces must be equal to zero ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the addenda on pinion and wheel is such that the path of approach and path of recess are half of their maximum possible values, then the length of the path of contact is given by (where r = Pitch circle radius of pinion, R = Pitch circle radius of wheel, and φ = Pressure angle) [(r² + R²) sinφ]/2 [(r + R) cosφ]/2 [(r + R) sinφ]/2 [(r² + R²) cosφ]/2 [(r² + R²) sinφ]/2 [(r + R) cosφ]/2 [(r + R) sinφ]/2 [(r² + R²) cosφ]/2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If ω/ωn = 2, where co is the frequency of excitation and ωn is the natural frequency of vibrations, then the transmissibility of vibration will the 1 2 1.5 0.5 1 2 1.5 0.5 ANSWER DOWNLOAD EXAMIANS APP
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