The aim of the brainstorming session should be to generate the most ideas possible within a specific period of time. An effective brainstorming session will last anywhere from 15 to 45 minutes, and 30 minutes is usually ideal. The best number of participants for a brainstorming session is between four to seven people. Any less than four, and you run the risk of not having enough stimulation for creative thinking.
More affordable wind turbines range from $200 to $600. These turbines are typically smaller, which means less electricity is generated. Larger wind turbines can cost as much aâ¦s $2,000 for those used in the home and upwards of $20,000 for those used industrially.
Wind Turbines are the most efficient Renewable Energy Power Source, as long as you have enough wind speed in your areaâ¦ While Solar Panelâs price are around 3$ per watts, wind turbines cost around 1.75$ per watts, including the tower.onsidering that the turbine has the potential (depending upon wind quality at the site) to lower your electrical bill by 50% to 90%. Many homeowners may pay power bills of no more than $8 to $15 for about nine months of the year.