Please help me with this question. This is for review purposes. Thank you! 1. Heat transfer from a 2m diameter sphere to a 21°C air stream over a time intervalof one (1) hour is 4,000 kJ. If the heat transfer coefficient is 15 W/m² .K.Determinethe following:a) The surface temperature of the sphere.b) Explain the concepts/principles that were considered and the factors thataffected the condition of the above mentioned items (a & b).

1. Heat transfer from a 2m diameter sphere to a 21°C air stream over a time interval of one (1) hour is 4,000 kJ. If the heat transfer coefficient is 15 W/m?.K.Determine the following: a) The surface temperature of the sphere. b) Explain the concepts/principles that were considered and the factors that affected the condition of the above mentioned items (a & b).

1. Heat transfer from a 2m diameter sphere to a 21°C air stream over a time interval of one (1) hour is 4,000 kJ. If the heat transfer coefficient is 15 W/m?.K.Determine the following: a) The surface temperature of the sphere. b) Explain the concepts/principles that were considered and the factors that affected the condition of the above mentioned items (a & b).

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.

Chapter1: Basic Modes Of Heat Transfer

Section: Chapter Questions

Problem 1.17P: The heat transfer rate from hot air by convection at 100C flowing over one side of a flat plate with...

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