Reference no: EM131685989
1. How many heating degree-days would there be in a city when the maximum temperature is 53°F and the minimum temperature is 25°F?
2. How many cooling degree-days would there be in a city when the maximum temperature is 78°F and the minimum temperature is 56°F?
3. Suppose corn is planted in eastern Nebraska on May 15th. If this variety of corn needs 2300 growing degree-days before it can be picked, and if the mean daily temperature there for May through September is 68°F, in how many days would the corn be ready to pick? On what date would this be?
4. Determine the wind-chill under the following conditions: a) air temperature 10°F, wind speed 30 mph b) air temperature 40°F, wind speed 25 mph
5. List the two most important factors that cause the relative humidity of air to change. Explain how relative humidity normally changes during the course of a 24-hour day.
6. Determine the saturation vapour pressure for the following air temperature: 5°C
7. Determine the heat index under the following conditions: Temperature 98°F, Relative Humidity 40%
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Define how many cooling degree-days would there be in a city
: How many heating degree-days would there be in a city when the maximum temperature is 53°F and the minimum temperature is 25°F
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