5 сем / лабы / кипение / абабудин-один

L 215 10-3 м

D 5 10-3м

R 0.083

Ом

F π D L= 0.0034

м2

30.1

111.3

98.1

40.8

112.2

98.5

50

114.3

99.1

I 59.3

А

tс 115.3

Co

tж 99.4

Co

tн 99.63 Co

70

115.9

99.8

79.5

116.4

100

89.1

116.8

100

100.9

117

100

75.1988

1.908 103

11.67

3

138.1651

3.2547 10

12.57

207.5

4.1882 103

14.67

Q

5.5152 10

3

Q I2 R= 291.8687

Вт

Δt tс-tн=

15.67

α

=

3

406.7

F

7.4016 10

16.27

524.5808

tс-tн

16.77

9.2623 103

658.9212

1.1363 104

17.17

845.0072

4

17.37

1.4405 10

Вт

Co

2.2267 104

м2 K

4.0911 10

4

6.1441 104

q Q

8.6423 10

4

=

5

F

1.2042 10

1.5533 105

1.9511 10

5

5

2.5021 10

5.5

5.4

5.3

5.2

5.1

5

log (q)

4.9

4.8

4.7

4.6

4.5

4.4

4.3

1.065

1.08

1.095

1.11

1.125

1.14

1.155

1.17

1.185

1.2

1.215

1.23

1.245

log (Δt)