Find the freezing time, t, for chicken at an initial temperature of 0 °C, to reach -4 °C at the blasting air temperature, Ta, of -40 °C by using Figure 17-30 of the textbook, and estimate the Biot number using the following Plank’s model: t= [Lp (1/4 D/h + 1/16 x D²/k)]/(Tf– T.) where L- latent heat of freezing p- Density of chicken D- diameter of chicken = 15 cm h– heat transfer coefficient k – thermal conductivity of chicken Tf- freezing temperature |
Find the freezing time, t, for chicken at an initial temperature of 0 °C, to reach -4 °C at the blasting air temperature, Ta, of -40 °C by using Figure 17-30 of the textbook, and estimate the Biot number using the following Plank’s model: t= [Lp (1/4 D/h + 1/16 x D²/k)]/(Tf– T.) where L- latent heat of freezing p- Density of chicken D- diameter of chicken = 15 cm h– heat transfer coefficient k – thermal conductivity of chicken Tf- freezing temperature |
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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