Answer:
so, why we have to find here..
<h3>stay safe healthy and happy.</h3>
Answer:
120 J
Explanation:
KE = mv²/2 = (0.15 kg * [40 m/s]²)/2 = 120 J
A windmill produces wind without electricity. wind blows on a windmill and it and that’s how it produces wind. You can put a windmill in anywhere outdoors (ex. Deserts or plains)
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Hope this helped you:)
repeated mesurement can reduce the error
it is true
if you take any mesurement repeatedly and the average is taken, the error will be less