Explain why pumping air into a collapsed soccer ball
In terms of kinetic molecular theory, explain why pumping air into a collapsed soccer ball causes the ball to increase in size and become rigid.
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A position vector in the first quadrant has an x component of 4 m and a magnitude of 11 m. What is the value of its y component?
If the increase in TH or the decrease in TL is & (kelvin), determine the thermal efficiency using either approach. Which thermal efficiency is bigger?
A solution prepared by dissolving 45.0 g ofNiSO4 in water. What current would be needed to deposit all of the nickel in 5 hours?
A solid sphere has a radius of 0.35 m and a mass of 120 kg. How much work is required to get the sphere rolling with an angular speed of 40 rad/s on a horizontal surface? Assume the sphere starts from rest and rolls without slipping.
The hose lies horizontally on the ground, and a stream sprays vertically out of a small leak to a height of 0.62 meters. What is the pressure inside the hose?
How do you go from a five membered ring diester to a six member edring fenchone? What steps do you need to take?
A statistician has to decide on the basis of two observations whether the parameter ? of a binomial distribution is 1/4 or 1/2; his loss ( a penalty that is deducted from his fee) is $160 if he is wrong.
Design a symmetric 4-Bar mechanism optimized for a constant velocity of 150 in/sec over a straight line motion of 8" such that the maximum deviation of velocity is 0.159 in/sec.
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