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Two vessels of different materials are s...

Two vessels of different materials are similar in size in every respect. The same quantity of ice filled in them gets melted in 20 min. and 40 min respectively. The ratio of their thermal conductivity is

A

`5:6`

B

`6:5`

C

`2:1`

D

`1:3`

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The correct Answer is:
A
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BINA LIBRARY-THERMAL PROPERTIES OF MATTER -EXERCISE
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  6. Two spheres made of same meterial have radii in the ratio 1:2 both are...

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  7. A body cools from 60°C to 50°C in 10 min.if room temperature is 25°C...

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  8. A body cools from 50°C to 40°C in 5 min .Its temperature comes down t...

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  9. There is a small hole at the centre of meta disc.On heating the size o...

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