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January 27, 2015

January 27, 2015

Posted by **Ted** on Monday, March 25, 2013 at 11:31pm.

I tried solving this question using the formula T=mv^2/r. To use this i have to find the v. To find the v, i want to use v=2pi R/t. t in this formula is period. I'm confused on how to find t. Pls help

- Physics -
**Elena**, Tuesday, March 26, 2013 at 5:55amT=t/N=11.8/10=1.18 s

ω=2π/T=2π/1.18=5.32 rad/s

T=mv²/R=mω²R=0.013•5.32 ²•0.93=0.34 N

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