I need some help on a quick UAM problem

  • Thread starter alchemist007
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In summary, the initial speed of the flea in its jump is 3.3 ft/s and it is in the air for 0.21 seconds. These values can be calculated using the equations v = √2gh and t = 2v/g, where g = 32 ft/s² and h = 0.44 m.
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alchemist007
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Homework Statement



If a flea can jump straight up to a height of 0.44 m,

a) What is its initial speed as it leaves the ground?
b) For how long is it in the air?

Homework Equations



Well. This is my first physics class ever and unfortunately I missed the first couple classes because I was sick. And my semester just started. So I literally do not know where to start on my HW problems. I am sure if I understand the first one atleast, then I will get how to do the rest. So please help me on my first HW physics problem.

I have a formula sheet with UAM forumulas and what g = 32 ft/s . If someone could please give the steps I need to take to complete the problem or intuition I would greatly appreciate that. I can do all the calculations I just do not know the steps or how to approach it.

Thanks...!
 
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  • #2
The Attempt at a Solutiona) The initial speed of the flea can be calculated using the equation:v = √2ghwhere v is the initial velocity, g is the acceleration due to gravity (g = 32 ft/s²), and h is the height of the jump. Substituting the values given, we get:v = √2(32 ft/s²)(0.44 m)v = 3.3 ft/sb) The time for the flea to complete its jump can be calculated using the equation:t = 2v/g where t is the time taken to complete the jump, v is the initial velocity, and g is the acceleration due to gravity (g = 32 ft/s²). Substituting the values given, we get:t = 2(3.3 ft/s)/(32 ft/s²)t = 0.21 s
 

1. What is UAM?

UAM stands for Urban Air Mobility, which is a concept that involves the use of air transportation in urban areas. It includes the use of drones, air taxis, and other aerial vehicles to transport people and goods in a fast and efficient manner.

2. What is a quick UAM problem?

A quick UAM problem refers to a specific issue or challenge related to the implementation or operation of Urban Air Mobility. It could involve factors such as safety, infrastructure, regulations, or technology.

3. How can I get help with a UAM problem?

There are various resources available to help with UAM problems, such as consulting firms, government agencies, and industry organizations. It is also helpful to network with other professionals in the field and attend conferences and workshops.

4. What are some common UAM problems?

Some common UAM problems include airspace management, noise pollution, public acceptance, and integration with existing transportation systems. Other challenges may arise in the areas of safety, privacy, and data management.

5. How important is UAM in today's world?

UAM is becoming increasingly important in today's world as urban populations continue to grow and traditional transportation systems become more congested. It has the potential to revolutionize the way people and goods are transported in cities, making it a key focus for many industries and governments.

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