A body is thrown vertically upwards at `t = 0`. It is at a height 80 m at instants `t_(1)` and `t_(2)`. Also, it is at a height 60 m at instant `t_(1)` and `t_(2)`. Then:

Options

A. `t_(1) + t_(2) = t'_(1) + t'_(2)`
B. `t_(1) + t_(2) gt t'_(1) + t'_(2)`
C. `t_(1) + t_(2) lt t'_(1) + t'_(2)`
D. none of these

Answer

A

Explanation

`t_(1) + t_(2) = t'_(1) + t'_(2)` Sum of time remain same.