Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test General Science Physics Motion
A ball is dropped from a height of 100 m. Find the time taken by it to reach the ground. (g = 10 m/s2)
1
2√5 s
2
5√2 s
3
20 s
4
More than one of the above
5
None of the above