Theory of Machine In a simple train of wheels, the velocity ratio __________ the intermediate wheels. Depends upon None of these Is independent of Either A or B Depends upon None of these Is independent of Either A or B 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 tan(φ - α) P = W tan(α - φ) P = W cos(α + φ) P = W tan(α + φ) P = W tan(φ - α) P = W tan(α - φ) P = W cos(α + φ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If the number of links in a mechanism is equal to l, then the numbers of possible inversions are equal to l - 1 l + 1 l l - 2 l - 1 l + 1 l l - 2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a point moves along a straight line, its acceleration will have Tangential component only Radial component only Coriolis component only Radial and tangential components both Tangential component only Radial component only Coriolis component only Radial and tangential components both ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The acceleration of the reciprocating roller follower when it has contact with the straight flanks of the tangent cam, is given by ω². (r₁ r₂). (1 - cos² θ) ω². (r₁ - r₂). (1 - sin² θ) ω². (r₁ + r₂). [(2 - cos² θ)/cos³ θ] ω². (r₁ + r₂). (1 + cos² θ) ω². (r₁ r₂). (1 - cos² θ) ω². (r₁ - r₂). (1 - sin² θ) ω². (r₁ + r₂). [(2 - cos² θ)/cos³ θ] ω². (r₁ + r₂). (1 + cos² θ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The main disadvantage of the sliding pair is that it is Wears rapidly Both (A) and (B) above Bulky Difficult to manufacture Wears rapidly Both (A) and (B) above Bulky Difficult to manufacture ANSWER DOWNLOAD EXAMIANS APP
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