Theory of Machine Under logarithmic decrement, the amplitude of successive vibrations are In logarithmic progression In geometric progression In arithmetic progression Constant In logarithmic progression In geometric progression In arithmetic progression Constant ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Coriolis component is encountered in Four bar chain mechanism Both (A) and (C) above Slider crank mechanism Quick return mechanism of shaper Four bar chain mechanism Both (A) and (C) above Slider crank mechanism Quick return mechanism of shaper ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a flat collar pivot bearing, the moment due to friction is proportional to (r₁² - r₂²)/(r₁ + r₂) (r₁² - r₂²)/(r₁ - r₂) (r₁³ - r₂³)/(r₁ - r₂) (r₁³ - r₂³)/(r₁² - r₂²) (r₁² - r₂²)/(r₁ + r₂) (r₁² - r₂²)/(r₁ - r₂) (r₁³ - r₂³)/(r₁ - r₂) (r₁³ - r₂³)/(r₁² - r₂²) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The instantaneous centers which vary with the configuration of mechanism are called Neither fixed nor permanent instantaneous centers Permanent instantaneous centers Fixed instantaneous centers None of these Neither fixed nor permanent instantaneous centers Permanent instantaneous centers Fixed instantaneous centers None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Elements of pairs held together mechanically is known as Closed pair Mechanical pair Open pair Rolling pair Closed pair Mechanical pair Open pair Rolling pair 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 tanθ ω² × OQ sinθ ω² × OQ ω² × OQ cosθ ω² × OQ tanθ ω² × OQ sinθ ANSWER DOWNLOAD EXAMIANS APP