Water is to be boiled at atmospheric pressure in a polished copper pan by means of an electric heater. The diameter of the pan is 0.48 m and is kept at 108 deg C. What is the power required to boil the water? Tsat 100°C; Properties of water at 100°C: Density, pl= 961 kg/m3; Kinematic viscosity, v = 0.293x10-6 m2/s: Prandti Number, Pr 1.740: Specific heat. Cpl = 4216 J/kg.K: Dynamic viscosity, p p x v = 961 x 0.293 x 10-6 = 281.57 x10-6 Ns/m2; hfg 2256.9 kJ/kg; pv = 0.597 kg/m3; 0 = 0.0588 N/m: Csf=0.013; n=1: Select one: O a. 11633.5098 O b. 13259.1393 O c. 16641.2421 O d. 9493.7946

Water is to be boiled at atmospheric pressure in a polished copper pan by means of an electric heater. The diameter of the pan is 0.48 m and is kept at 108 deg C. What is the power required to boil the water? Tsat 100°C; Properties of water at 100°C: Density, pl= 961 kg/m3; Kinematic viscosity, v = 0.293x10-6 m2/s: Prandti Number, Pr 1.740: Specific heat. Cpl = 4216 J/kg.K: Dynamic viscosity, p p x v = 961 x 0.293 x 10-6 = 281.57 x10-6 Ns/m2; hfg 2256.9 kJ/kg; pv = 0.597 kg/m3; 0 = 0.0588 N/m: Csf=0.013; n=1: Select one: O a. 11633.5098 O b. 13259.1393 O c. 16641.2421 O d. 9493.7946

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.

Chapter9: Heat Transfer With Phase Change

Section: Chapter Questions

Problem 9.29P

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Water is to be boiled at atmospheric pressure in a polished copper pan by means of an electric heater. The diameter of the pan is 0.48 m and is kept at 108 deg C. What is the power required to boil the water? Tsat 100°C; Properties of water at 100°C: Density. pl= 961 kg/m3; Kinematic viscosity, v 0.293x10-6 m2/s: Prandti Number. Pr 1.740; Specific heat, Cpl = 4216 J/kg.K; Dynamic viscosity, u = p x v = 961 x 0.293 x 10-6 = 281.57 x10-6 Ns/m2; hfg = 2256.9 k/kg; pv = 0.597 kg/m3; a = 0.0588 N/m; Csf=0.013; n=1:
Water is to be boiled at atmospheric pressure in a polished copper pan by means of an electric heater. The diameter of the pan is 0.51 m and is kept at 111 deg C. What is the power required to boil the water? Tsat = 100°C; Properties of water at 100°C: Density, ρl= 961 kg/m3; Kinematic viscosity, ν = 0.293x10-6 m2/s; Prandtl Number, Pr = 1.740; Specific heat, Cpl = 4216 J/kg.K; Dynamic viscosity, μ = ρ × ν = 961 × 0.293 × 10-6 = 281.57 x10-6 Ns/m2; hfg = 2256.9 kJ/kg; ρv = 0.597 kg/m3; σ = 0.0588 N/m; Csf=0.013; n=1; Select one: a. 25964.0356 b. 52997.1101 c. 49373.4011 d. 38911.7986
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