Water (5.0 L/min) is flowing in a tube "D = 3 cm, L= 5 m" and is to be heated from 15°C to 64.0°C by applying a uniform heat flux on the outer surface of the tube by electric resistance heater. What is the power rating of the resistance heater (kW)? If turbulent flow use Dituss-Boetler relation Nu= 0.023 Re 0.8 n Pr. 3 Properties : p= 992.1 kg/m,C = 4179 J/kg. °C, k = 0.631 W/m°C, Pr= 4.32, v= 0.658E-6 m/s
Water (5.0 L/min) is flowing in a tube "D = 3 cm, L= 5 m" and is to be heated from 15°C to 64.0°C by applying a uniform heat flux on the outer surface of the tube by electric resistance heater. What is the power rating of the resistance heater (kW)? If turbulent flow use Dituss-Boetler relation Nu= 0.023 Re 0.8 n Pr. 3 Properties : p= 992.1 kg/m,C = 4179 J/kg. °C, k = 0.631 W/m°C, Pr= 4.32, v= 0.658E-6 m/s
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.
Chapter6: Forced Convection Over Exterior Surfaces
Section: Chapter Questions
Problem 6.15P
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![Water (5.0 L/min) is flowing in a tube "D = 3 cm, L= 5 m" and is to be heated from 15°C
to 64.0°C by applying a uniform heat flux on the outer surface of the tube by electric
resistance heater. What is the power rating of the resistance heater (kW)?
00
0.8
If turbulent flow use Dituss-Boetler relation Nu= 0.023 Re
Pr.
3
Properties : p = 992.1 kg/m ,C = 4179 J/kg. °C, k = 0.631 W/m°C, Pr= 4.32, v = 0.658E-6
1m/s](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F7da8e215-37f5-4a64-8bf2-a709859cd301%2F22fd3047-0f16-405d-bfde-649b259bf32a%2F9bnao7_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Water (5.0 L/min) is flowing in a tube "D = 3 cm, L= 5 m" and is to be heated from 15°C
to 64.0°C by applying a uniform heat flux on the outer surface of the tube by electric
resistance heater. What is the power rating of the resistance heater (kW)?
00
0.8
If turbulent flow use Dituss-Boetler relation Nu= 0.023 Re
Pr.
3
Properties : p = 992.1 kg/m ,C = 4179 J/kg. °C, k = 0.631 W/m°C, Pr= 4.32, v = 0.658E-6
1m/s
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