Momentum and CollisionHard
Question
When a block of iron in floats in murcury at 0oC, fraction k1 of its volume is submerged, while at the temperature 60oC, a fraction k2 is seen to be submerged. If the coefficient of volume expansion of iron is γFe and that of murcury is γHg, then the ratio of k1 / k2 can be expressed as
Options
A.
B.
C.
D.
and 
. Here ρ = Density 
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