Determine the terminal velocity of the balloon
The buoyancy force acting on a 500 kg balloon is Fb=6KN and the air resistance is Fd=(100v) N where v is in m/s. Determine the terminal velocity of the balloon if it starts from rest.
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A 85.2-kg vertically-falling skydiver experiences an upward force of air resistance of 1340 N. Determine the acceleration (in m/s/s) of the skydiver. (Enter a - value if the direction is downward.)
A magnesium-lead alloy of mass 5.5 kg consists of a solid phase that has a composition that is just slightly below the solubility limit at 200°C (390°F). (a) What mass of lead is in the alloy?
When triggered, a current of 1.03 x 104 A flows through the wire, which accelerates the wire along the rails. Calculate the final speed of the wire as it leaves the rails. (Neglect friction.)
Determine the minimum coefficient of static friction between the uniform 50 kg spool and the wall so that the spool does not slip.
A 73 kg skydiver can be modeled as a rectangular "box" with dimensions 21cm x 44cmx 1.8m? What is his terminal speed if he falls feet first? (m/s)
What is the temperature at the exit of the valve in oC? What is the internal energy (kJ/kg) of the refrigerant at the exit of the valve?
A pile weighing 2000 lb is driven vertically into the ground by a pile-driver hammer weighing 6000 lb which falls freely from rest through a height of 16 ft to the head of the pile.
A man dives horizontally and to the right off the end of a 220 kg boat. The boat is initially at rest and the man weighs 110 kg. If the man dives so that his relative horizontal velocity with respect to the boat is 7.0 m/s, determine the magnitude
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Research and analyze the relationship between a P5 nation and a non-P5 nation with which it has had a significant political, economic, or military dispute
Why is sea power an important element of the great power competition? Identify a current example of the great power competition that poses a challenge
Read "Moral Criticisms of the Market" by Ken S. Ewert (found in the Learn section) Do you agree with the critique of the market in Ewert's article?
For your first major assignment, you will reflect on your childhood, your roots, and write an "I am from" poem in the style of George Ella Lyon.
Draft a 6- to 7-page paper in which you analyze the data collection and organization that the healthcare administration leaders in the scenario
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Develop/write an argument explaining your position or view on the issue. How are opposing viewpoints wrong?