How many balloons can the tank blow up
A tank having a volume of 0.100 m3 contains helium gas at 140 atm. How many balloons can the tank blow up if each filled balloon is a sphere 0.300 m in diameter at an absolute pressure of 1.10 atm?
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A hunter wishes to cross a river that is 1.1 km wide and flows with a speed of 5.0 km/h parallel to its banks. The hunter uses a small powerboat that moves at a maximum speed of 11 km/h with respect to the water. What is the minimum time necessary
A 75. kg child stands on the rim of a merry go round. The merry go round has a mass of 250. kg, and a diameter of 6 meters. The merry go round has an angular speed of 3.00 rad/s. What is the minimum force needed between her feet, and the carousel
A typical human aorta, or main artery from the heart, is 1.8 cm in diameter and carries blood at a speed of 35 cm/s. The clot reduces the flow area by 80%? If the blood pressure in the unobstructed artery is 16 kPa gauge (about 120 mm of mercury,
If a firm finds itself in financial difficulties, the widely accepted corporate panacea has been to cut personnel.
How long will it take her to reach the bottom of the hill, assuming she starts from rest and accelerates uniformly, if the elevation change is 250 ?
A force of 315 N is applied horizontally to a wooden crate in order to displac eit 35.0 m accorss a level surface at a constant velocity. As a result of this work the crate's internal energy is increased by an amount equal to 14 percent of the cr
A 55 kg person jumps from rest of a 10 m high tower straight down into the water. neglect air resistance during the descent. she comes to rest 3 m under the surface of the water. determine the average force that the water exerts on the diver.
A 22.8- child is standing on the outer edge of a merry-go-round that has moment of inertia 830 and radius 2.40 . The entire system is initially rotating at 0.180 . Find the angular velocity if the child moves to a final position 1.10 from the cent
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