A Student measure the thickness of a human hair by looking at it through a microscope of magnification 100.He measure 20 observations and finds that the average width of the hair in the field of view of the microscope is 3.5 mm. What is the estimate on the thickness of air?
![“The distances traversed, during equal intervals o time, by a body falling from rest, stand to one another in the same rate as the odd numbers beginning with unity [namely, 1:3:5:7…..]”. Prove it.](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjzOm5NQTIGTJSjDd0Tot5TRYW-49ut33LKB3WN46H9d517HmYQFLBl7myG9-J86K3lowRZ15zJi5Z0Se-0pin8-lQV7lx9vxQ7VBJLGxaQ3iFX5W3nFyQmYeUMHo8y5Nx7vIDIiTnv2UU/w680/Capture+-+2+%25281%2529.JPG)
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