Homework Statement
A ship is in orbit 155 mi. above the earth, (a) what is its velocity? (b) How long will it take the ship to orbit the earth?
Homework Equations
v=(G*(m/r)).5, (2*PI*r)/T=v
The Attempt at a Solution
I added 155 mi to 3963 mi and got 4118 mi and that is about...
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We haven't learned much about the conversation of energy in my class; a similar question to this one was my physics quiz, so we should know how to do this one however (so I should have enough knowledge to solve it!). What I do know...
Homework Statement
A falling body has a mass of 15 kg over a height of 135 m onto a spring. The spring has a spring constant of 1.95*105N/m.
a) How far is the spring compressed?
b) At the point where the body's impact on the spring scale the greatest, what is the reading?
c) Assuming all...