Homework Help: 11th grade

Posted by neena on Sunday, December 26, 2010 at 7:12am.

a particle is completing 5 revolution per second in a circle of radius 6 cm.calculate its linear velocity and the centripetal acceleration acting on it.

11th grade - bobpursley, Sunday, December 26, 2010 at 8:58am
change 5 rev to 10PI rad

w=10PI rad/sec

velocity=w*radius

centripetal acceleartion= w^2 * r
11th grade - Henry, Sunday, December 26, 2010 at 7:27pm
C = 6.28*r = 6.28 * 6cm = 37.68cm/rev.

V = 5rev/s * 37.68cm/rev = 188.4cm/rev = Linear velocity.

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