Question

answer this question with clear explanation please explain​

Answer 1

Answer:

I don't know 6th question answer

Explanation:

7)b

in the given case

work done =force×change in displacement

W=mg(h2-h1)

8)c

its lens maker formula

9)c

power =work/time

10)a

Answer 2

6. V=2d/t

Then d=vt/2

Hope this helps u my buddy