Theory of Machine A higher pair has__________. Surface contact No contact None of these Point contact Surface contact No contact None of these Point contact ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The retardation of a flat faced follower when it has contact at the apex of the nose of a circular arc cam, is given by (where OQ = Distance between the centre of circular flank and centre of nose) ω² × OQ ω² × OQ tanθ ω² × OQ cosθ ω² × OQ sinθ ω² × OQ ω² × OQ tanθ ω² × OQ cosθ ω² × OQ sinθ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The ratio of maximum fluctuation of speed to the mean speed is called Fluctuation of speed Coefficient of fluctuation of speed Maximum fluctuation of speed None of these Fluctuation of speed Coefficient of fluctuation of speed Maximum fluctuation of speed None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The two elements of a pair are said to form a higher pair, when they Are kept in contact by the action of external forces, when in motion Have a line or point contact when in motion Have a surface contact when in motion Permit relative motion Are kept in contact by the action of external forces, when in motion Have a line or point contact when in motion Have a surface contact when in motion Permit relative motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A system in dynamic balance implies that The system is critically damped There will absolutely no wear of bearings There is no critical speed in the system The system is also statically balanced The system is critically damped There will absolutely no wear of bearings There is no critical speed in the system The system is also statically balanced ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following has sliding motion? Crank pin Cross-head Connecting rod Crank Crank pin Cross-head Connecting rod Crank ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS