Answers

2015-03-03T23:24:02+05:30
When the kit is dropped the velocity of kit is zero with respect to helicopter and fall under gravity so acceleration is g = 9.8 m/s² ,
s = 590m
apply 
s = ut + at²/2
590 = 0 + 9.8*t²/2
590/9.8 = t²
120.41 = t²
t = 10.97 sec.
apply 
v = u + at
v = 0 + 9.8*10.97
v = 107.5 m/s
  
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