Constants I Periodic Table A cylindrical pipe has inner radius R1 and outer radius R2 . The interior of the pipe carries hot water at temperature T1. The temperature outside is T, (< T1). Suppose the pipe is steel with R1 of its temperature? = 3.3 cm , R2 = 4.2 cm , and T2 = 18 °C. If the pipe holds still water at Ti = 70 ° C, what will be the initial rate of change Express your answer using two significant figures. Πν ΑΣφ dT °C/s dt Previous Answers Request Answer Submit X Incorrect; Try Again; 8 attempts remaining Part C Suppose water at 70 °C enters the pipe and moves at a speed of 8.4 cm/s . What will be its temperature drop per centimeter of travel? Express your answer using two significant figures. nνα ΑΣφ dT °C/cm dx Request Answer Submit
Constants I Periodic Table A cylindrical pipe has inner radius R1 and outer radius R2 . The interior of the pipe carries hot water at temperature T1. The temperature outside is T, (< T1). Suppose the pipe is steel with R1 of its temperature? = 3.3 cm , R2 = 4.2 cm , and T2 = 18 °C. If the pipe holds still water at Ti = 70 ° C, what will be the initial rate of change Express your answer using two significant figures. Πν ΑΣφ dT °C/s dt Previous Answers Request Answer Submit X Incorrect; Try Again; 8 attempts remaining Part C Suppose water at 70 °C enters the pipe and moves at a speed of 8.4 cm/s . What will be its temperature drop per centimeter of travel? Express your answer using two significant figures. nνα ΑΣφ dT °C/cm dx Request Answer Submit
Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)
8th Edition
ISBN:9781305387102
Author:Kreith, Frank; Manglik, Raj M.
Publisher:Kreith, Frank; Manglik, Raj M.
Chapter5: Analysis Of Convection Heat Transfer
Section: Chapter Questions
Problem 5.5P: Evaluate the dimensionless groups hcD/k,UD/, and cp/k for water, n-butyl alcohol, mercury, hydrogen,...
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Transcribed Image Text:Constants I Periodic Table
A cylindrical pipe has inner radius R1 and outer radius R2 . The
interior of the pipe carries hot water at temperature T1. The
temperature outside is T, (< T1).
Suppose the pipe is steel with R1
of its temperature?
= 3.3 cm , R2 = 4.2 cm , and T2 = 18 °C. If the pipe holds still water at Ti = 70 ° C, what will be the initial rate of change
Express your answer using two significant figures.
Πν ΑΣφ
dT
°C/s
dt
Previous Answers
Request Answer
Submit
X Incorrect; Try Again; 8 attempts remaining
Part C
Suppose water at 70 °C enters the pipe and moves at a speed of 8.4 cm/s . What will be its temperature drop per centimeter of travel?
Express your answer using two significant figures.
nνα ΑΣφ
dT
°C/cm
dx
Request Answer
Submit
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