Physics, 06.09.2020 16:01 kiannasmith46
An artist creates a solid sculpture made from 7.70 kg of iron. She wishes to create an identical sculpture, using the same mold used to make the original, out of solid silver. What is the mass (in kg) of the silver sculpture? (The density of iron is 7.86 ✕ 103 kg/m3, and that of silver is 10.50 ✕ 103 kg/m3.)
Answers: 3
Physics, 22.06.2019 13:30, kuddlebugsmommy
The two stars in a certain binary star system move in circular orbits. the first star, alpha, has an orbital speed of 36 km/s. the second star, beta, has an orbital speed of 12 km/s. the orbital period is 137 d. a) what is the mass of the star alpha? b) what is the mass of the star beta?
Answers: 1
Physics, 22.06.2019 14:10, chuchi24
The number of passengers who arrive at the platform of a subway station for the 10 am train is a random variable with a mean of 120 and a variance of 16. find the lower bound of the probability that there will be between 100 and 140 passengers (round off to second decimal place).
Answers: 3
An artist creates a solid sculpture made from 7.70 kg of iron. She wishes to create an identical scu...
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