A spherical storage tank has a diameter of 5 m. The temperature of the exterior surface of the tank is 10°C when, on a calm clear night, the air temperature drops rapidly to –15°C. Estimate the rate...

A spherical storage tank has a diameter of 5 m. The temperature of the exterior surface of the tank is 10°C when, on a calm clear night, the air temperature drops rapidly to –15°C. Estimate the rate of convective heat loss from the tank under these conditions.