A body of uniform cross-sectional area floats in a liquid of density thrice its value. The portion of exposed height will be |
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a) |
2/3 |
b) |
5/6 |
c) |
1/6 |
d) |
9/10 |
A body of uniform cross-sectional area floats in a liquid of density thrice its value. The portion of exposed height will be |
|||||||
a) |
2/3 |
b) |
5/6 |
c) |
1/6 |
d) |
9/10 |
(a)
Let be the portion of exposed height of the body of length
, area of cross-section
. As the body is floating, so
or
or
or