Physics, 22.04.2020 02:54 ashlpiriz123
Um recipiente de cobre tem 1000cm³ de capacidade a 0°C, sabendo que o coeficiente de dilatação linear do cobre é igual a 17.10^-6 °C, calcule a capacidade do recipiente a 100°C.
Answers: 1
Physics, 22.06.2019 18:30
Aprotein molecule in an electrophoresis gel has a negative charge. the exact charge depends on the ph of the solution, but 30 excess electrons is typical. what is the magnitude of the electric force on a protein with this charge in a 1600n/c electric field? write in two significant numbers, and also in newton
Answers: 2
Physics, 22.06.2019 18:30
Ahot-air balloon takes off from the ground traveling vertically with a constant upward acceleration of magnitude g/4. after time interval δt, a crew member releases a ballast sandbag from the basket attached to the balloon. how many seconds does it take the sandbag to reach the ground? (express your answer in terms of δt)
Answers: 2
Physics, 22.06.2019 23:30
Aball of mass 0.3kg is released from rest at a height of 8m.how fast is it going when it hits the ground? accleration due to gravity is g=9.8m/s
Answers: 2
Um recipiente de cobre tem 1000cm³ de capacidade a 0°C, sabendo que o coeficiente de dilatação linea...
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