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# AS3/ Expt-g/ Sweet

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### AS3/ Expt-g/ Sweet

1. 1. Acceleration due to gravity How to determine g=9.8m/t*t Now I have two methed
2. 2. Methed 1 <ul><li>G=weight/mass </li></ul><ul><li>To measure weight we can use newton meter or spring balance </li></ul><ul><li>To measure mass we can use common balance </li></ul><ul><li>a)two pan balance </li></ul><ul><li>b)moment balance </li></ul><ul><li>But it is not a good methed </li></ul>
3. 3. Methed 2 <ul><li>g=4 π * π h / t*t </li></ul><ul><li>Measure h we can use rule </li></ul><ul><li>Measure t we can use stop watch </li></ul><ul><li>Then we should draw table with </li></ul><ul><li>L/m </li></ul><ul><li>time for 20 oscillation/s </li></ul><ul><li>T=t/20/s </li></ul><ul><li>l/T*T </li></ul>
4. 4. picture <ul><li>The picture </li></ul>