# Posts by Herosugar

Total # Posts: 8

**College physics - Center of mass**

Yes but how do we go about this. Let me show you what I did for l_l

*October 10, 2012*

**College physics - Center of mass**

College Physics- Center of Mass? The objects in the figure below are constructed of uniform wire bent into the shapes shown (Figure 1) . Each peice has a length of 0.15 . There are two objects that we need to figure out the x- and y-coordinates of the center of mass of the ...

*October 10, 2012*

**College Physics**

College Physics- Inertia? Find the moment of inertia about each of the following axes for a rod that is 0.300 in diameter and 1.60 long, with a mass of 5.00×10−2 . How do you find this ? I know how to find the perpendicular and end . but this? About an axis along ...

*October 10, 2012*

**College Physics**

Okay so the acceleration g on this planet X is 15 m/s^2 I have solved for all answers but this one. How long would it take the object to reach a height of 14.1 ? For an object thrown upward there are two times it would be at any hieght. Give the going up answer, a comma, and ...

*October 8, 2012*

**Physics explain why 2**

A small guy moving at a high speed collides with a stationary large football player. Now, which person experiences the larger force during the collision? how and why?

*September 30, 2012*

**CALCULUS HELP**

Find the second derivative for the function 5x^3+60x^2-36x-41 and solve the equation F(X)=0 i got to the second derivative but what do we do next to be able to get one of these answers.. F(x) = 5x3+60x2−36x−41 1. derivative of F(x) with respect to x = 15x2+120x&#...

*September 26, 2012*

**CALCULUS HELP**

its okay i got it

*September 25, 2012*

**CALCULUS HELP**

Write the equation of the tangent line to the graph of the function at the indicated point. Check the reasonableness of your answer by graphing both the function and the tangent line. Y=(x-2)/(15-x^2) x=-4 HOW DO WE DO THIS

*September 25, 2012*

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