Theory of Machine The mechanism in which two are turning pairs and two are sliding pairs, is called a Scotch yoke mechanism Elliptical trammel Double slider crank chain All of these Scotch yoke mechanism Elliptical trammel Double slider crank chain All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The efficiency of a screw jack is maximum, when (where α = Helix angle, and φ = Angle of friction) α = 90° + φ α = 45° + φ/2 α = 90° - φ α = 45° - φ/2 α = 90° + φ α = 45° + φ/2 α = 90° - φ α = 45° - φ/2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The natural frequency of free transverse vibrations due to uniformly distributed load acting over a simply supported shaft is (where δS = Static deflection of simply supported shaft due to uniformly distributed load) 0.6253/ √δS 0.5615/ √δS 0.4985/ √δS 0.571/ √δS 0.6253/ √δS 0.5615/ √δS 0.4985/ √δS 0.571/ √δS ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is a pendulum type governor? Watt governor Porter governor Hartnell governor None of these Watt governor Porter governor Hartnell governor None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a disc clutch, if there are n₁ number of discs on the driving shaft and n₂ number of discs on the driven shaft, then the number of pairs of contact surfaces will be n₁ + n₂ - 2 n₁ + n₂ + 1 n₁ + n₂ n₁ + n₂ - 1 n₁ + n₂ - 2 n₁ + n₂ + 1 n₁ + n₂ n₁ + n₂ - 1 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a kinematic chain, a quaternary joint is equivalent to One binary joint Three binary joints Four binary joints Two binary joints One binary joint Three binary joints Four binary joints Two binary joints ANSWER DOWNLOAD EXAMIANS APP