TS EAMCET 11-Sep-2020 Shift 2 Solved Paper

Section: Physics

Question : 98 of 160

Marks: +1, -0

Different materials of two identical long bars A and B are coated with wax and have their one end immersed in a hot oil bath. When the steady state is reached, the lengths for which wax melt are la and lb . If ka and kb are thermal conductivities of materials, then

kA
kB
=√
lA
lB
kA
kB
=
lB
lA
kA
kB
=
lA
lB
kA
kB
=√
lB
lA

Validate

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