state gov TSPSC Polytechnic Lecturer Mock Test 2022 Theory of Machines Balancing Balancing of Reciprocating Mass
To ensure dynamic balancing of a shaft:
1
the net couple due to dynamic forces acting on the shaft is equal to zero .
2
the net dynamic force and net couple due to dynamic forces acting on the shaft is equal to zero .
3
the net mass and moment is equal to zero.
4
the net dynamic force acting on the shaft is equal to zero.