Physics, 08.01.2021 18:40 Nataliepavon7

3. An iron rod of length 100 m at 10 °c is used to measure a distance of 2 km on a day when the temperature is 40°c. Calculate the error in measuring
the distance. (given a-iron =1.2 * 10-5c1)
Hints : length of iron at 40°c,
12=11(1+a 10)
12= 100.036 m

Answers: 3

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3. An iron rod of length 100 m at 10 °c is used to measure a distance of 2 km on a day when the tem...