Answered

A carnival ride has a 2.0m radius and rotates once each .90s. Find the centripetal acceleration

Sagot :

We know that centripetal acceleration is nothing but the ratio of the square of the tangential velocity to that of the radius vector.
a=v*v/r=ωωrr/r
=ωωr
=2πf2πfr
=2π2πr/TT
=97m/secsec