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Physics
Physics
Problem
A particle moves in a horizontal circle of radius
1.2
m
1.2\,\text{m}
1.2
m
with a linear speed of
8.0
m
s
−
1
8.0\,\text{m\,s}^{-1}
8.0
m
s
−
1
. a. (i) Calculate its angular speed. b. (ii) Hence determine its centripetal acceleration. c. (iii) Find the number of revolutions it makes per second.
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