Aboat floats with 25% of its volume under water. a. what is the boatâs density?
b. if the boa...
Aboat floats with 25% of its volume under water. a. what is the boatâs density?
b. if the boat was made from 500 kg of metal, what is the volume of the boat? (assume the air in the boat has negligible mass and density)
c. what mass of cargo will cause the boat to float 75% below the water?
Answers: 2
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
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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
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Ahockey player of mass 82 kg is traveling north with a velocity of 4.1 meters per second he collides with the 76 kg player traveling east at 3.4 meters per second if the two players locked together momentarily in what direction will they be going immediately after the collision how fast will they be moving
Answers: 2
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