Theory of Machine For an involute gear, the ratio of base circle radius and pitch circle radius is equal to secφ sinφ cosφ cosecφ secφ sinφ cosφ cosecφ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A shaft has two heavy rotors mounted on it. The transverse natural frequencies, considering each of the rotor separately, are 100 Hz and 200 Hz respectively. The lowest critical speed is 9,360 r.p.m. 6,000 r.p.m. 12,000 r.p.m. 5,367 r.p.m. 9,360 r.p.m. 6,000 r.p.m. 12,000 r.p.m. 5,367 r.p.m. 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 Oldham's coupling is the Second inversion of double slider crank chain Third inversion of double slider crank chain Third inversion of slider crank chain Second inversion of single slider crank chain Second inversion of double slider crank chain Third inversion of double slider crank chain Third inversion of slider crank chain Second inversion of single slider crank chain ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A kinematic chain is known as a mechanism when One of the links is fixed None of the links is fixed None of these Two of the links are fixed One of the links is fixed None of the links is fixed None of these Two of the links are fixed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In order to give the primary balance of the reciprocating parts of a multi-cylinder inline engines The algebraic sum of the primary forces must be equal to zero None of these The algebraic sum of the couples about any point in the plane of the primary forces must be equal to zero Both (A) and (B) The algebraic sum of the primary forces must be equal to zero None of these The algebraic sum of the couples about any point in the plane of the primary forces must be equal to zero Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
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