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Physics
Which one of the following would a hydrogen balloon find easiest to lift?
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Q. Which one of the following would a hydrogen balloon find easiest to lift?
Manipal
Manipal 2008
Gravitation
A
1 kg of steel
B
1 kg of water.
C
1 kg of lightly packed feathers
D
All of, the above
Solution:
$1\, kg$ of lightly packed feather is the easiest to lift as it experiences maximum upthrust then by making apparent weight least.