Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test Physics Gravitation Weightlessness
Weightlessness of an astronaut moving in a satellite is a situation of -
1
Zero velocity
2
Free Fall
3
Zero mass
4
More than one of the above
5
None of the above