Theory of Machine The natural frequency of free transverse vibrations due to a point load acting over a simply supported shaft is equal to (where δ = Static deflection of a simply supported shaft due to the point load) 0.4985/√δ 0.571/√δ 0.5615/√δ 0.6253/√δ 0.4985/√δ 0.571/√δ 0.5615/√δ 0.6253/√δ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For an involute gear, the ratio of base circle radius and pitch circle radius is equal to sinφ cosφ cosecφ secφ sinφ cosφ cosecφ secφ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The acceleration of the particle moving with simple harmonic motion is _________ at the mean position. None of these Zero Maximum Minimum None of these Zero Maximum Minimum ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The velocity of the rubbing surface __________ with the distance from the axis of the bearing. Increases None of these Remain same Decreases Increases None of these Remain same Decreases ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A thin circular disc is rolling with a uniform linear speed, along a straight path on a plane surface. Which of the following statement is correct in this regard? The centre of the disc has zero acceleration The point on the disc making contact with the plane surface has zero acceleration The centre of the disc has centrifugal acceleration All points of the disc have the same velocity The centre of the disc has zero acceleration The point on the disc making contact with the plane surface has zero acceleration The centre of the disc has centrifugal acceleration All points of the disc have the same velocity ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The retardation of a flat faced follower when it has contact at the apex of the nose of a circular arc cam, is given by (where OQ = Distance between the centre of circular flank and centre of nose) ω² × OQ ω² × OQ cosθ ω² × OQ sinθ ω² × OQ tanθ ω² × OQ ω² × OQ cosθ ω² × OQ sinθ ω² × OQ tanθ ANSWER DOWNLOAD EXAMIANS APP