Pick out the wrong statement

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Pick out the wrong statement.

A. Bubble size increases with the dynamic viscosity of the liquid in case of nucleate pool boiling

B. Thermal conductivity of a dry material is more than that of the damp material

C. Ratio of its capacity to economy equals the steam consumption in kg/hr in an evaporator

D. Vaporisation of organic substances in evaporator mostly causes foam formation

Answer: Option B

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