Discussion :: Physics
- A balloon filled with hydrogen will
|
A.
Continue going upwards uninterrupted |
|
B.
Reach a particular height and remain floating |
|
C.
Burst after reaching some height |
|
D.
Reach a particular height and start coming down |
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Answer : Option B
Explanation :
A balloon filled with the hydrogen stops rising after it has attained a certain height in the sky. This is because as height increases, the density of air decreases resulting in a decrease of buoyant force.
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