Theory of Machine The ratio of the driving tensions for V-belts is __________ times that of flat belts.(Where β = Semi-angle of the groove) cosβ secβ sinβ cosecβ cosβ secβ sinβ cosecβ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The direction of Coriolis component of acceleration is the direction Along perpendicular to angular velocity Of relative velocity vector for the two coincident points rotated by 90° in the direction of the angular velocity of the rotation of the link Along tangential acceleration Along the centripetal acceleration Along perpendicular to angular velocity Of relative velocity vector for the two coincident points rotated by 90° in the direction of the angular velocity of the rotation of the link Along tangential acceleration Along the centripetal acceleration 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 sec2θ ω (r₁ r₂) cosθ ω (r₁ r₂) sinθ ω (r₁ + r₂) cosθ cosec2θ ω (r₁ + r₂) sinθ sec2θ ω (r₁ r₂) cosθ ω (r₁ r₂) sinθ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The primary unbalanced force is maximum _________ in one revolution of the crank. Sixteen times Four times Eight times Twice Sixteen times Four times Eight times Twice ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In considering friction of a V-thread, the virtual coefficient of friction (μ₁) is given by μ₁ = μ/sin β μ₁ = μ cos β μ₁ = μ sin β μ₁ = μ/cos β μ₁ = μ/sin β μ₁ = μ cos β μ₁ = μ sin β μ₁ = μ/cos β 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 Reverted gear train Compound gear train Epicyclic gear train Simple gear train Reverted gear train Compound gear train ANSWER DOWNLOAD EXAMIANS APP
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