area swapped

3 Answers

This one is easy :D

2rv

I put :D because you got stumped in a good question ;)

"See the area added is equal to the area rejected" at all times ;)

sir ur ans is dimensionally not correct,he asks for area

yes.. i put area per time

in time dt it will be

2rvdt.

@ Karna.. you can do that but you have to take the dot product with velociy.. what do you think?

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