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One end of a uniform rod of length 10m i...

One end of a uniform rod of length 10m is placed in boiling water while its other end is placed in melting ice. A point P on the rod is maintained at a constant temperature of `450^@C`. The mass of steam produced per second is equal to the mass of ice melted per second. If specific latent heat of steam is 7 times the specific latent heat of ice, the distance of P from the steam chamber must be___________(in m)

A

`(1)/(7)`m

B

`(1)/(8)`m

C

`(1)/(9)`m

D

`(1)/(10)`m

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