Theory of Machine In Meyer's expansion valve, the expansion valve is driven by an eccentric having an angle of advance from 60°-70° 70°- 80° 80°- 90° 50°- 60° 60°-70° 70°- 80° 80°- 90° 50°- 60° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a system subjected to damped forced vibrations, the ratio of maximum displacement to the static deflection is known as Critical damping ratio Magnification factor Logarithmic decrement Damping factor Critical damping ratio Magnification factor Logarithmic decrement Damping factor ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The factor which affects the critical speed of a shaft is Eccentricity All of the listed here Span of shaft Diameter of disc Eccentricity All of the listed here Span of shaft Diameter of disc 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 vibration isolation system, if ω/ωn > 1, then the phase difference between the transmitted force and the disturbing force is 90° 0° 180° 270° 90° 0° 180° 270° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a reciprocating steam engine, when the crank has turned from inner dead centre through an angle θ, the angular velocity of the connecting rod is given by ω cosθ/(n² - sin²θ)1/2 ω sinθ/(n² - cos²θ)1/2 ω sinθ/(n² - sin²θ)1/2 ω cosθ/(n² - cos²θ)1/2 ω cosθ/(n² - sin²θ)1/2 ω sinθ/(n² - cos²θ)1/2 ω sinθ/(n² - sin²θ)1/2 ω cosθ/(n² - cos²θ)1/2 ANSWER DOWNLOAD EXAMIANS APP
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