Theory of Machine Kinematic pairs are those which have two elements that Permit relative motion Have surface contact Have line contact Are held together Permit relative motion Have surface contact Have line contact Are held together ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The gear train usually employed in clocks is a Simple gear train Differential gear Sun and planet gear Reverted gear train Simple gear train Differential gear Sun and planet gear Reverted gear train ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Relationship between the number of links (L) and number of pairs (P) is P = 2L + 2 P = 2L - 2 P = 2L - 4 P = 2L + 4 P = 2L + 2 P = 2L - 2 P = 2L - 4 P = 2L + 4 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The displacement of the reciprocating roller follower, when it has contact with the straight flanks of the tangent cam, is given by (where r₁ = Minimum radius of the cam, r₂ = Radius of the roller follower, and θ = Angle turned by the cam from the beginning of the follower displacement) (r₁ + r₂) [(1 - cosθ)/cosθ] (r₁ - r₂) (1 - cosθ) (r₁ + r₂) (1 + cosθ) (r₁ - r₂) [(1 - cosθ)/cosθ] (r₁ + r₂) [(1 - cosθ)/cosθ] (r₁ - r₂) (1 - cosθ) (r₁ + r₂) (1 + cosθ) (r₁ - r₂) [(1 - cosθ)/cosθ] ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted in a flat pivot bearing, considering uniform wear, is (where μ = Coefficient of friction, W = Load over the bearing, and R = Radius of bearing surface) (3/4) μ W R (2/3) μ W R μ W R (1/2) μ W R (3/4) μ W R (2/3) μ W R μ W R (1/2) μ W R ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Ackermann steering gear consists of Turning pairs Rolling pairs Sliding pairs Higher pairs Turning pairs Rolling pairs Sliding pairs Higher pairs ANSWER DOWNLOAD EXAMIANS APP
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