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 steady state forced vibrations, the amplitude of vibrations at resonance is __________ damping coefficient. Independent of Equal to Inversely proportional to Directly proportional to Independent of Equal to Inversely proportional to Directly proportional to ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Two systems shall be dynamically equivalent when All of these G. of two coincides M.I. of two about an axis through e.g. is equal The mass of two are same All of these G. of two coincides M.I. of two about an axis through e.g. is equal The mass of two are same ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The critical speed of a shaft depends upon its Mass and stiffness Stiffness and eccentricity Mass Stiffness Mass and stiffness Stiffness and eccentricity Mass Stiffness ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In order to balance the reciprocating masses, Secondary forces and couples must be balanced None of these Primary forces and couples must be balanced Both (A) and (B) Secondary forces and couples must be balanced None of these Primary forces and couples must be balanced Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Length of arc of contact is given by Arc of approach + Arc of recess Arc of approach × Arc of recess Arc of approach / Arc of recess Arc of approach - Arc of recess Arc of approach + Arc of recess Arc of approach × Arc of recess Arc of approach / Arc of recess Arc of approach - Arc of recess ANSWER DOWNLOAD EXAMIANS APP
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