Barras.docx

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Tabla 1. Incertidumbres

∆C1 0,1

∆D1 0,1

∆D2 ∆∏1 0,005 0.0531

∆∏1 0.053

Tabla 2. Mediciones de diámetro y circunferencia

Disco No.

D1 cm prd

D2 cm pri

C cm

C/D1 C/D2

1 2 3 4 5

6,20 6,80 7,80 8,70 10,00

6,428 6,850 7,810 8,730 9,940

19,5 21,5 24,5 27,5 31,5

3,15 3,16 3,14 3,16 3,15

Caso 1 2

Pend (∏) 3,1550 3,3491

∏Teor 3,14159 3,14159

Inters 0,0247 1,7310

% er 1 0,004269 0,066053

7. ANÁLISIS GRÁFICO Gráfico 1. C vs D1 35 30

20 C = 3,155 D1 - 0,0247 R² = 0,9998

10 5

0 0.00

5.00

10.00

15.00

D1[cm]

Gráfico 2. C vs D2 35 30 25

C[cm]

C[cm]

25

15

20

15 10

Tabla 3. Ecuaciones

3,03 Ecua 1 C = 3,155 D1 - 0,0247 3,14 Ecua 2 C = 3,3491D2 - 1,731 3,14 3,15 3,17 Tabla 4. Análisis y cálculos

C = 3,3491D2 - 1,731 R² = 0,998

La circunferencia es directamente proporcional al gráfico.

Gráfico 3. Valores ∏

3.1550

3.5

3.3491 3.14159 3.14159

3 2.5

2

2 1.5

1

1 0.5 0 Caso

Pend (∏)

∏Teor

Gráfico 4. Error experimental

0.06605254

% er

0.004268539

2

Caso

1

0

0.5

1

1.5

2

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