Tarea 3
Páginas: 3 (504 palabras)
Publicado: 23 de abril de 2015
Universidad San Carlos de Guatemala
Laboratorio: Física Básica
Joselinne Iracema Cotzojay Osorio
Carné: 201403716
TAREA # 3
1. TABLA DE DATOS REALIZADA EN EXEL
distancia (m)
tiempo 1
tiempo2tiempo 3
tiempo 4
tiempo 5
+/-
promedio
desviación estándar
error
0.1
0.47
0.6
0.38
0.46
0.47
0.476 +/-0.035
0.476
0.079
0.035
0.2
0.75
0.75
0.91
0.75
0.66
0.764 +/-0.040
0.764
0.09
0.040.3
0.97
0.9
1.03
0.91
0.91
0.944 +/-0.025
0.944
0.55
0.025
0.4
1.22
1.15
1.22
1.13
1.13
1.170 +/-0.021
1.17
0.046
0.021
0.5
1.29
1.37
1.32
1.31
1.25
1.308 +/-0.020
1.308
0.044
0.02
0.6
1.47
1.471.47
1.38
1.53
1.464 +/-0.024
1.464
0.054
0.024
0.7
1.56
1.53
1.53
1.44
1.59
1.530 +/-0.025
1.53
0.056
0.025
0.8
1.65
1.66
1.59
1.72
1.72
1.668 +/-0.024
1.668
0.054
0.024
2. GRAFICA POSICION VRS TIEMPOGrafica posición vrs tiempo elaborada en QtiPlot
3. MODELO CUADRATICO
[14/04/2015 01:40:31 p.m. Plot: ''Graph1'']
Non-linear Fit of dataset: Table1_2, using function: a2*x^2
WeightingMethod: No weighting
Scaled Levenberg-Marquardt algorithm with tolerance = 0.0001
From x = 4.7600000000000e-01 to x = 1.6680000000000e+00
a2 = 2.9242460470222e-01 +/- 5.3060236824180e-03--------------------------------------------------------------------------------------
Chi^2/doF = 6.7010206895115e-04
R^2 = 0.9888316321841
Adjusted R^2 = 0.9869702375482
RMSE (Root Mean Squared Error) =0.02588632976981
RSS (Residual Sum of Squares) = 0.004690714482658
---------------------------------------------------------------------------------------
Iterations = 2
Status = cannot reach the specifiedtolerance in F
---------------------------------------------------------------------------------------
4. ENCONTRAR LA ACELERACION
Usando los datos anteriores y aplicando la formula: a=2* a2
a2 =2.9242460470222e-01 +/- 5.3060236824180e-03
a=2*(0.29242460470222e-01 +/- 0.0053060236824180e-03)
a=0.585 +/- 0.011
5. DETERMINAR LAS VELOCIDADES
Fórmula utilizada para encontrar la velocidad final:...
Laboratorio: Física Básica
Joselinne Iracema Cotzojay Osorio
Carné: 201403716
TAREA # 3
1. TABLA DE DATOS REALIZADA EN EXEL
distancia (m)
tiempo 1
tiempo2tiempo 3
tiempo 4
tiempo 5
+/-
promedio
desviación estándar
error
0.1
0.47
0.6
0.38
0.46
0.47
0.476 +/-0.035
0.476
0.079
0.035
0.2
0.75
0.75
0.91
0.75
0.66
0.764 +/-0.040
0.764
0.09
0.040.3
0.97
0.9
1.03
0.91
0.91
0.944 +/-0.025
0.944
0.55
0.025
0.4
1.22
1.15
1.22
1.13
1.13
1.170 +/-0.021
1.17
0.046
0.021
0.5
1.29
1.37
1.32
1.31
1.25
1.308 +/-0.020
1.308
0.044
0.02
0.6
1.47
1.471.47
1.38
1.53
1.464 +/-0.024
1.464
0.054
0.024
0.7
1.56
1.53
1.53
1.44
1.59
1.530 +/-0.025
1.53
0.056
0.025
0.8
1.65
1.66
1.59
1.72
1.72
1.668 +/-0.024
1.668
0.054
0.024
2. GRAFICA POSICION VRS TIEMPOGrafica posición vrs tiempo elaborada en QtiPlot
3. MODELO CUADRATICO
[14/04/2015 01:40:31 p.m. Plot: ''Graph1'']
Non-linear Fit of dataset: Table1_2, using function: a2*x^2
WeightingMethod: No weighting
Scaled Levenberg-Marquardt algorithm with tolerance = 0.0001
From x = 4.7600000000000e-01 to x = 1.6680000000000e+00
a2 = 2.9242460470222e-01 +/- 5.3060236824180e-03--------------------------------------------------------------------------------------
Chi^2/doF = 6.7010206895115e-04
R^2 = 0.9888316321841
Adjusted R^2 = 0.9869702375482
RMSE (Root Mean Squared Error) =0.02588632976981
RSS (Residual Sum of Squares) = 0.004690714482658
---------------------------------------------------------------------------------------
Iterations = 2
Status = cannot reach the specifiedtolerance in F
---------------------------------------------------------------------------------------
4. ENCONTRAR LA ACELERACION
Usando los datos anteriores y aplicando la formula: a=2* a2
a2 =2.9242460470222e-01 +/- 5.3060236824180e-03
a=2*(0.29242460470222e-01 +/- 0.0053060236824180e-03)
a=0.585 +/- 0.011
5. DETERMINAR LAS VELOCIDADES
Fórmula utilizada para encontrar la velocidad final:...
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