Posted by Monique on Wednesday, October 14, 2009 at 2:06pm.
The propellers have to overcome the weight of the helicopter in addition to lifting it.
Force = ma = mass * (g + 2.2) m/s²
Can you take it from here?
Yes! Thank you so much! I realized that you had to put gravity in but I couldn't figure out where. Thanks again!
You're very welcome!
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