Theory of Machine The minimum force required to slide a body of weight W on a rough horizontal plane is W cosθ W cosecθ W tanθ W sinθ W cosθ W cosecθ W tanθ W sinθ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Scott-Russell mechanism consists of Sliding pairs only Sliding and rotary pairs Sliding and turning pairs Turning and rotary pairs Sliding pairs only Sliding and rotary pairs Sliding and turning pairs Turning and rotary pairs ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the nature of contact between the elements of a pair is such that it can only slide relative to the other, the pair is known as a Turning pair Sliding pair Spherical pair Screw pair Turning pair Sliding pair Spherical pair Screw pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Efficiency of a screw jack is given by tanα/tan (α +φ) tanα/tan (α - φ) tan (α + φ)/tanα tan (α - φ)/tanα tanα/tan (α +φ) tanα/tan (α - φ) tan (α + φ)/tanα tan (α - φ)/tanα 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 - 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] ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A circle passing through the pitch point with its center at the center of cam axis is known as Base circle Pitch circle Prime circle Outer circle Base circle Pitch circle Prime circle Outer circle ANSWER DOWNLOAD EXAMIANS APP