A spherical heater of 20 cm diameter and at 60 degree Celsius is immer – McqOptions

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1.	A spherical heater of 20 cm diameter and at 60 degree Celsius is immersed in a tank of water at 20 degree Celsius. Determine the value of convective heat transfer coefficient
A.	458.32 W/m<sup>2 </sup>K
B.	558.32 W/m<sup>2 </sup>K
C.	658.32 W/m<sup>2 </sup>K
D.	758.32 W/m<sup>2 </sup>K
Answer» B. 558.32 W/m<sup>2 </sup>K

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