marrissajade7047 marrissajade7047

25-08-2020
Physics

contestada

A helicopter blade spins at exactly 180 revolutions per minute. Its tip is 10.00 m from the center of rotation. What is its average velocity over one revolution

Respuesta :

hopemichael95 hopemichael95

27-08-2020

Answer:

5.8E-3m/s

Explanation:

Using

V= d/t

V= velocity

d= distance

t= time

But d= 2πr

But 180rev= 1min

So 1min/180= 60s/180

So

Vavr= 2π(10m)/180*60

=5.8E-3m/s

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