Theory of Machine The ratio of the maximum displacement of the forced vibration to the deflection due to the static force, is known as Logarithmic decrement Damping coefficient Magnification factor Damping factor Logarithmic decrement Damping coefficient Magnification factor Damping factor ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted in a truncated conical pivot bearing, considering uniform wear, is (1/2). μ W cosec α [(r₁³ - r₂³)/(r₁² - r₂²)] (1/2). μ W cosec α (r₁ + r₂) (2/3). μ W cosec α [(r₁³ - r₂³)/(r₁² - r₂²)] (2/3).μ W cosec α (r₁ + r₂) (1/2). μ W cosec α [(r₁³ - r₂³)/(r₁² - r₂²)] (1/2). μ W cosec α (r₁ + r₂) (2/3). μ W cosec α [(r₁³ - r₂³)/(r₁² - r₂²)] (2/3).μ W cosec α (r₁ + r₂) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The effort of a Porter governor is equal to (where c = Percentage increase in speed, m = Mass of ball, and M = Mass on the sleeve) c (m + M) g c/(m - M) g c (m - M) g c/(m + M) g c (m + M) g c/(m - M) g c (m - M) g c/(m + M) g ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In an ideal machine, the output as compared to input is Less May be less or more depending on efficiency More Equal Less May be less or more depending on efficiency More Equal ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The ratio of maximum fluctuation of speed to the mean speed is called Maximum fluctuation of speed Coefficient of fluctuation of speed None of these Fluctuation of speed Maximum fluctuation of speed Coefficient of fluctuation of speed None of these Fluctuation of speed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If the rotating mass of a rim type flywheel is distributed on another rim type flywheel whose mean radius is half the mean radius of the former, then energy stored in the latter at the same speed will be Four times the first one One and a half times the first one Same as the first one One fourth of the first one Four times the first one One and a half times the first one Same as the first one One fourth of the first one ANSWER DOWNLOAD EXAMIANS APP
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