Westonci.ca is the premier destination for reliable answers to your questions, provided by a community of experts. Discover a wealth of knowledge from experts across different disciplines on our comprehensive Q&A platform. Discover in-depth answers to your questions from a wide network of professionals on our user-friendly Q&A platform.

k=1/2 mv squared, determined m when v=30 and k=4500.

Sagot :

Given the expression:

[tex]\text{ k = }\frac{1}{2}mv^2[/tex]

At v = 30 and k = 4,500 , let's determine m.

[tex]\text{ k = }\frac{1}{2}mv^2[/tex][tex]\frac{2k}{v^2}\text{ = m }\rightarrow\text{ m = }\frac{2k}{v^2}[/tex]

We get,

[tex]\text{ m = }\frac{2k}{v^2}[/tex][tex]\text{ = }\frac{2(4,500)}{(30)^2}[/tex][tex]\text{ = }\frac{9,000}{900}[/tex][tex]\text{ m = 10}[/tex]

Therefore, m = 10.