Physics · 2014
NEET 2014 · 4 May · Code P · Q6
A balloon with mass 'm' is descending down with an acceleration 'a' (where a < g). How much mass should be removed from it so that it starts moving…
A balloon with mass 'm' is descending down with an acceleration 'a' (where a < g). How much mass should be removed from it so that it starts moving up with an acceleration 'a' ?
Official answer
From NTA’s final answer key for this paper.
(1)
$\displaystyle \frac{2 \mathrm{ma}}{\mathrm{g}+\mathrm{a}}$
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NEET (UG) 2014 Physics question, with the answer from NTA’s final answer key. Where our answers come from.