- #1
Vandetah
- 13
- 0
Homework Statement
https://fbcdn-sphotos-a.akamaihd.net/hphotos-ak-prn1/540902_3288133970847_49118976_n.jpg
Homework Equations
t = 2[itex]\pi[/itex] [itex]\sqrt{}[/itex][itex]\frac{l}{g}[/itex]
The Attempt at a Solution
for t
t = 2[itex]\pi[/itex] [itex]\sqrt{}[/itex][itex]\frac{l1}{g}[/itex]
t = 2[itex]\pi[/itex] [itex]\sqrt{}[/itex][itex]\frac{0.15m}{9.8 m/s^{2}}[/itex]
t = 0.78 s
t = 2[itex]\pi[/itex] [itex]\sqrt{}[/itex][itex]\frac{l2}{g}[/itex]
t = 2[itex]\pi[/itex] [itex]\sqrt{}[/itex][itex]\frac{0.04m}{9.8 m/s^{2}}[/itex]
t = 0.4 s
total time t = 0.78 s + 0.4 s
total time t = 1.18 s
i changed the signs to positive because negatives don't have square root?
Last edited by a moderator: