Theory of Machine If ‘D₁’ and ‘D₂’ be the diameters of driver and driven pulleys, then belt speed is proportional to D₁.D₂ D₁/D₂ D₂/D₁ D₁ D₁.D₂ D₁/D₂ D₂/D₁ D₁ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a circular arc cam with roller follower, the acceleration in any position of the lift will depend only upon Total lift, total angle of lift, minimum radius of cam and cam speed Total lift, centre of gravity of the cam and cam speed Radius of circular arc, cam speed, location of centre of circular arc and roller diameter Mass of cam follower linkage, spring stiffness and cam speed Total lift, total angle of lift, minimum radius of cam and cam speed Total lift, centre of gravity of the cam and cam speed Radius of circular arc, cam speed, location of centre of circular arc and roller diameter Mass of cam follower linkage, spring stiffness and cam speed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Coriolis component is encountered in Slider crank mechanism Both (A) and (C) above Four bar chain mechanism Quick return mechanism of shaper Slider crank mechanism Both (A) and (C) above Four bar chain mechanism Quick return mechanism of shaper ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The train value of a gear train is Always greater than unity Equal to velocity ratio of a gear train Reciprocal of velocity ratio of a gear train Always less than unity Always greater than unity Equal to velocity ratio of a gear train Reciprocal of velocity ratio of a gear train Always less than unity ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The locus of a point on a thread unwound from a cylinder will be A straight line A circle Involute Cycloidal A straight line A circle Involute Cycloidal ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Two pulleys of radii r₁ and r₂ and at distance x apart are connected by means of a cross belt drive. The length of the belt is π (r₁ + r₂) + [(r₁ + r₂)²/x] + 2x π (r₁ - r₂) + [(r₁ - r₂)²/x] + 2x π (r₁ + r₂) + [(r₁ - r₂)²/x] + 2x π (r₁ - r₂) + [(r₁ + r₂)²/x] + 2x π (r₁ + r₂) + [(r₁ + r₂)²/x] + 2x π (r₁ - r₂) + [(r₁ - r₂)²/x] + 2x π (r₁ + r₂) + [(r₁ - r₂)²/x] + 2x π (r₁ - r₂) + [(r₁ + r₂)²/x] + 2x ANSWER DOWNLOAD EXAMIANS APP
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