Asked by steve lucas
A fan blade, initially
at rest, rotates with a constant acceleration of 0.025 rad/s
2
. What is the
tim
e interval required for it to reach a 4.
2-rad displacem
ent after starting from
rest?
at rest, rotates with a constant acceleration of 0.025 rad/s
2
. What is the
tim
e interval required for it to reach a 4.
2-rad displacem
ent after starting from
rest?
Answers
Answered by
Henry
d = 0.5a*t^2 = 42 rad.
0.5*0.025*t^2 = 42
0.5*0.025*t^2 = 42
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