Physics, 30.07.2020 01:01 ashleyann9549
O comprimento de um fio de aço é de 30m à 5 °C. Determine o seu comprimento num dia em que a temperatura é de 25 °C; sabendo que o coeficiente de dilatação linear do aço é de 11.10-6 °C -1
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Physics, 22.06.2019 17:20
The magnitude of the magnetic field at a certain distance from a long, straight conductor is represented by b. what is the magnitude of the magnetic field at twice the distance from the conductor? a. at twice the distance, the magnitude of the field is 4b.b. at twice the distance, the magnitude of the field is 2b.c. at twice the distance, the magnitude of the field is b/2.d. at twice the distance, the magnitude of the field is b/4.e. at twice the distance, the magnitude of the field remains equal to b.
Answers: 3
O comprimento de um fio de aço é de 30m à 5 °C. Determine o seu comprimento num dia em que a tempera...
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