Eksperimentti: hyppykorkeuden määrittäminen impulssilla: Difference between revisions
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== Theory == | == Theory == | ||
Impulse <math>J = \int F dt </math>. | Impulse <math>J = \int F dt = \Delta p = m\Delta v</math>. Actually <math>\Delta v</math> is our takeoff speed because <math>v_0=0</math>, and we have <math>\Delta v = v_2 = \frac{J}{m} = \frac1m \int F dt</math>. |