Level curves (isothermals) are shown for the typical water temperature (in °C) in Long Lake (Minnesota) as a function of depth and time of year. Estimate the temperature in the lake on September 17 (day 2 at a depth of 10 m and on June 9 (day 160) at a depth of 5 m. Depth (m) 10- 15. 12 16 H 120 day 260 and depth 10 m day 160 and depth 5 m 20 160 200 240 Day of the year °C °℃ 280

Advanced Engineering Mathematics
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ISBN:9780470458365
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Chapter2: Second-order Linear Odes
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Level curves (isothermals) are shown for the typical water temperature (in °C) in Long Lake (Minnesota) as a function of depth and time of year. Estimate the temperature in the lake on September 17 (day 260)
at a depth of 10 m and on June 9 (day 160) at a depth of 5 m.
Depth (m)
0
5-
10+
15+
12 16
120
day 260 and depth 10 m
day 160 and depth 5 m
20
160 200
8
240
Day of the year
20 16
°C
°C
280
Transcribed Image Text:Level curves (isothermals) are shown for the typical water temperature (in °C) in Long Lake (Minnesota) as a function of depth and time of year. Estimate the temperature in the lake on September 17 (day 260) at a depth of 10 m and on June 9 (day 160) at a depth of 5 m. Depth (m) 0 5- 10+ 15+ 12 16 120 day 260 and depth 10 m day 160 and depth 5 m 20 160 200 8 240 Day of the year 20 16 °C °C 280
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