Physics, 24.06.2019 12:30 neidaq12345
Aweather balloon is inflated to a volume of 27.5 l at a pressure of 750 torr and a temperature of 30.3 ∘c. the balloon rises in the atmosphere to an altitude of approximately 7600 m, where the pressure is 400 torr and the temperature is -15.3 ∘c assuming the balloon can freely expand, calculate the volume of the balloon at this altitude.
Answers: 2
Physics, 22.06.2019 07:00
Abucket full of water weights 4 kg and water well is 10m deep. a girl draws water from the well. it takes the girl 3 minutes to draw a bucket full of water from the well. what is the power of the girl?
Answers: 1
Physics, 22.06.2019 07:20
What is the magnitude of the acceleration vector which causes a particle to move from velocity −5i−2j m/s to −6i+ 7j m/s in 8 seconds. answer in m/s.
Answers: 3
Physics, 22.06.2019 10:00
The rocket is fired vertically and tracked by the radar station shown. when θ reaches 66°, other corresponding measurements give the values r = 32700 ft, r¨ = 85 ft/sec2, and θ˙ = 0.019 rad/sec. calculate the magnitudes of the velocity and acceleration of the rocket at this position.
Answers: 3
Aweather balloon is inflated to a volume of 27.5 l at a pressure of 750 torr and a temperature of 30...
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