Theory of Machine If ω/ωn = 2, where co is the frequency of excitation and ωn is the natural frequency of vibrations, then the transmissibility of vibration will the 0.5 1 2 1.5 0.5 1 2 1.5 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Governor is used in automobile to Limit the vehicle speed Maximize the fuel economy Maintain constant engine speed Decrease the variation of speed Limit the vehicle speed Maximize the fuel economy Maintain constant engine speed Decrease the variation of speed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If some links are connected such that motion between them can take place in more than one direction, it is called Partially constrained motion Successfully constrained motion Incompletely constrained motion Completely constrained motion Partially constrained motion Successfully constrained motion Incompletely constrained motion Completely constrained motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In order to balance the reciprocating masses, Primary forces and couples must be balanced Secondary forces and couples must be balanced None of these Both (A) and (B) Primary forces and couples must be balanced Secondary forces and couples must be balanced None of these Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Angle of dwell of cam is defined as the angle During which the follower returns to its initial position Moved by the cam from the instant the follower begins to rise, till it reaches its highest position Of rotation of the cam for definite displacement of the follower Through which the cam rotates during the period in which the follower remains in the highest position During which the follower returns to its initial position Moved by the cam from the instant the follower begins to rise, till it reaches its highest position Of rotation of the cam for definite displacement of the follower Through which the cam rotates during the period in which the follower remains in the highest position ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For dynamic balancing of a shaft The net couple due to the dynamic forces acting on the shaft is equal to zero Both (A) and (B) The net dynamic force acting on the shaft is equal to zero None of these The net couple due to the dynamic forces acting on the shaft is equal to zero Both (A) and (B) The net dynamic force acting on the shaft is equal to zero None of these ANSWER DOWNLOAD EXAMIANS APP