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September 2, 2014

September 2, 2014

Posted by **beth** on Tuesday, March 20, 2012 at 12:42pm.

The period T seconds, of a pendulum is directly proportional to the square root of its length, Lcm.

When L=25, T=1

Find a formula for T in terms of L.

- algebra -
**Henry**, Wednesday, March 21, 2012 at 7:03pmT = 2pi*sqrt(L/g).

T = 1 sec. = Period.

L = Length in cm.

g = 980 cm/s^2.

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