McDonald's breakfast: Egg McMuffinÂ® Nutrition Facts & Calories. - In Internet Explorer 7 you will need to adjust the default Shrink To Fit setting. Note: Printing via Mac Firefox is currently not supported. - In Internet Explorer 7 you will need to adjust the default Shrink To Fit setting.
ADVANTAGES: 1. Once a dam is constructed, electricity can be produced at a constant rate. 2. If electricity is not needed, the sluice gates can be shut, stopping electricity generation. The water can be saved for use another time when electricity demand is high.
Best Answer: Weirs are used to keep water levels higher on one side and to help slow the flow to a lower level. The advantages are they trap debris to make removal easy and prevent blockages at the lower levels.