Problem - 12.48: The loss of weight of a solid when
immersed in a liquid at 0°C is w.. If a and Bare
the volume coefficients of expansion of the solid and
the liquid respectively, then the loss of weight at 70
is approximately
Answers
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6
Answer:
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Step-by-step explanation:
From Archimedes' Principle, loss in weight = weight of the liquid displaced.
Change in volume of the solid with temperature =V
0
γ
s
t
New density of liquid at t
∘
C=
1+γ
l
t
d
0
W
0
=V
0
d
0
g
W
1
=V
1
d
1
g=V
0
(1+γ
s
t)
1+γ
l
t
d
0
g=
(1+γ
l
t)
W
0
(1+γ
s
t)
≈W
0
[1+(γ
s
−γ
l
)t]
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