Theory of Machine Which type of gear train is used in clock mechanism to join hour hand and minute hand? Compound gear train Epicyclic gear train Simple gear train Reverted gear train Compound gear train Epicyclic gear train Simple gear train Reverted gear train ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A disc is a spinning with an angular velocity ω rad/s about the axis of spin. The couple applied to the disc causing precession will be (where I = Mass moment of inertia of the disc, and ωP = Angular velocity of precession of the axis of spin) Iω² (1/2).Iω² (1/2). I ω ωP I ω ωP Iω² (1/2).Iω² (1/2). I ω ωP I ω ωP ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The essential condition of placing the two masses, so that the system becomes dynamically equivalent, is (where l₁ and l₂ = Distance of two masses from the centre of gravity of the body, and kG = Radius of gyration of the body) l₂ = kG l₁ = kG l₁l₂ = kG l₁l₂ = kG² l₂ = kG l₁ = kG l₁l₂ = kG l₁l₂ = kG² ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Coriolis component of acceleration is taken into account for All of these Four bar chain mechanism Quick return motion mechanism Slider crank mechanism All of these Four bar chain mechanism Quick return motion mechanism Slider crank mechanism ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Angle of ascent of cam is defined as the angle During which the follower returns to its initial position Of rotation of the cam for a definite displacement of the follower Moved by the cam from the instant the follower begins to rise, till it reaches its highest position Through which the cam rotates during the period in which the follower remains in highest position During which the follower returns to its initial position Of rotation of the cam for a definite displacement of the follower Moved by the cam from the instant the follower begins to rise, till it reaches its highest position Through which the cam rotates during the period in which the follower remains in highest position ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The ratio of maximum fluctuation of speed to the mean speed is called Coefficient of fluctuation of speed Fluctuation of speed None of these Maximum fluctuation of speed Coefficient of fluctuation of speed Fluctuation of speed None of these Maximum fluctuation of speed ANSWER DOWNLOAD EXAMIANS APP
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