Physics, 16.01.2020 20:31, evalisezamot
A1500kg weather rocket is launched upward from the ground and accelerates at 10m/s it explodes 4s after lifeoff and breaks into two fragments one twice as massive as the other. photos reveal that the lighter fragment traveled straight up and reached a maximum height of 530 m. what were the speed and direction of the heavier fragment just after the explosion?
Answers: 2
Physics, 22.06.2019 08:30, katiemh8302
A17,250 kg rocket is pushed with a thrust of 6,450,284 n. what is the acceleration of the rocket?
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Physics, 22.06.2019 10:30, zoebtharpe
An insulated 40 ft^3 rigid tank contains air at 50 psia and 120°f. a valve connected to the tank is now opened, and air is allowed to escape until the pressure inside drops to 25 psia. the air temperature during this process is kept constant by an electric resistance heater placed in the tank. determine the electrical work done during this process.
Answers: 2
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