Theory of Machine In a simple harmonic motion, the velocity vector with respect to displacement vector Lags by 90° Is in phase Leads by 90° Leads by 180° Lags by 90° Is in phase Leads by 90° Leads by 180° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Klein's diagram is used when Crank has uniform angular acceleration Crank has nonuniform angular velocity Crank has nonuniform angular acceleration Crank has uniform angular velocity Crank has uniform angular acceleration Crank has nonuniform angular velocity Crank has nonuniform angular acceleration Crank has uniform angular velocity ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Klein's construction gives a graphic construction for Slider-crank mechanism Velocity polygon Four bar chain mechanism Acceleration polygon Slider-crank mechanism Velocity polygon Four bar chain mechanism Acceleration polygon ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Coriolis component acts Somewhere in between above two None of these Perpendicular to sliding surfaces Along sliding surfaces Somewhere in between above two None of these Perpendicular to sliding surfaces Along sliding surfaces ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted in a flat pivot bearing, assuming uniform wear, is (Where μ = Coefficient of friction, W=Load over the bearing, R=Radius of bearing) ²/₃ μWR μwr ½μWR ¾μWR ²/₃ μWR μwr ½μWR ¾μWR ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted in a flat collar bearing, considering uniform pressure, is (where r₁ and r₂ = External and internal radii of collar respectively) (2/3). μ W [(r₁³ - r₂³)/(r₁² - r₂²)] (1/2). μ W (r₁ + r₂) (1/2). μ W [(r₁³ - r₂³)/(r₁² - r₂²)] (2/3). μ W (r₁ + r₂) (2/3). μ W [(r₁³ - r₂³)/(r₁² - r₂²)] (1/2). μ W (r₁ + r₂) (1/2). μ W [(r₁³ - r₂³)/(r₁² - r₂²)] (2/3). μ W (r₁ + r₂) ANSWER DOWNLOAD EXAMIANS APP
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