In: Civil Engineering
Calculate the monthly average evaporation to occur
from the surface of the water in open July, taking into account the
following data for a lake,
£ using the Penman method.£
Latitude: 40.5 N.
Monthly Avg. Temperature: 21.3 C.
Real daylight hours: 9.8 hours
.2m wind speed: 145 km / h.
Albedo: 7%.
Relative Humidity: 55%
no sir it is homework I have to solve it by penman rules