1.

A body projected upward is at same height from ground at t = 3 s and t = 7 s. Find its time of flight. (Take g=10m/s2]​

Answer»

10 secondsExplanation:Short trick:WHENEVER a projectile is at same HEIGHT at two given times take mean of them that will be half of TIME of flightnow(3+7)÷2 =5for total time of FLIGHT double it5×2 = 10 secPlease mark BRAINLIEST



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