Heat and Thermal ExpansionEasy
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.

More Heat and Thermal Expansion Questions
One mole of an ideal gas ungderoes a whose molar heat capacity is 4R and in which work done by gas for small change in t...A steel rod 25 cm long has a cross-sectional area of 0.8 cm2. Force required to stretch this rod by the same amount as t...A mixture of n1 moles of monoatomic gas and n2 moles of diatomic gas has γ = 1.5 : -...A gas expands such that its initial and final temperature are equal. Also, The process followed by the gas traces a stra...Two identical square rods of metal are end are welded end to end as shown in figure (a) 20 calories flows through it in ...
and
. Here ρ = Density 