Theory of Machine A pulley and belt in a belt drive form a Rolling pair Sliding pair Cylindrical pair Turning pair Rolling pair Sliding pair Cylindrical pair Turning pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The type of coupling used to join two shafts whose axes are neither in same straight line nor parallel, but intersect is Flexible coupling Chain coupling Universal coupling Oldham's coupling Flexible coupling Chain coupling Universal coupling Oldham's coupling ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The unbalanced primary forces in a reciprocating engine are Balanced completely Balanced partially Balanced by secondary forces Not balanced Balanced completely Balanced partially Balanced by secondary forces Not balanced ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The power transmitted by a belt is maximum when the maximum tension in the belt is _________ of centrifugal tension. One-third Two-third Double Three times One-third Two-third Double Three times ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The velocity of the reciprocating roller follower when it has contact with the straight flanks of the tangent cam, is given by (where ω = Angular velocity of the cam shaft) ω (r₁ + r₂) cosθ cosec2θ ω (r₁ r₂) sinθ ω (r₁ + r₂) sinθ sec2θ ω (r₁ r₂) cosθ ω (r₁ + r₂) cosθ cosec2θ ω (r₁ r₂) sinθ ω (r₁ + r₂) sinθ sec2θ ω (r₁ r₂) cosθ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a screw jack, the effort required to lift the load W is given by (where α = Helix angle, and φ = Angle of friction) P = W tan(α + φ) P = W cos(α + φ) P = W tan(φ - α) P = W tan(α - φ) P = W tan(α + φ) P = W cos(α + φ) P = W tan(φ - α) P = W tan(α - φ) ANSWER DOWNLOAD EXAMIANS APP
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