Physics question

2009-12-28 12:49 am
On an uncalibrated thermometer, the column lengths for 0 deg Celsius and 80 deg Celsius are 6 cm and 21 cm respectively. What is the column length for 37 deg Celsius?

回答 (2)

2009-12-28 1:33 am
✔ 最佳答案
By the fact that expansion of matter is linear, we have:

Column length for 37 C = 6 + 37 x (21 - 6)/80 = 12.9 cm
參考: Myself
2009-12-31 7:28 pm


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