Theory of Machine In a ball bearing, ball and bearing forms a Turning pair Rolling pair Spherical pair Screw pair Turning pair Rolling pair Spherical pair Screw pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The size of cam depends upon Pitch curve Prime circle Base circle Pitch circle Pitch curve Prime circle Base circle Pitch circle ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The natural frequency of free torsional vibrations of a shaft is equal to (where q = Torsional stiffness of the shaft, and I = Mass moment of inertia of the disc attached at the end of a shaft) (1/2π). √(q/I) 2π qI 1/2π 2π. √(q/I) (1/2π). √(q/I) 2π qI 1/2π 2π. √(q/I) 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 The coefficient of fluctuation of speed is __________ of maximum fluctuation of speed and the mean speed. Ratio Difference Product Sum Ratio Difference Product Sum ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The critical speed of a shaft depends upon its Stiffness and eccentricity Mass Stiffness Mass and stiffness Stiffness and eccentricity Mass Stiffness Mass and stiffness ANSWER DOWNLOAD EXAMIANS APP