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CBSE Class 9 Answered

Plz ans fast....
Asked by Abhijeetoo7 | 13 Feb, 2010, 12:22: AM
answered-by-expert Expert Answer

Dear Student

Velocity is a vector quantity

So

initial velocity (Y direction)  v1= 25 j

fianl velocity    (-x direction) v2=-25i

change in velocity  Delta V= v2-v1=  -25(i+j) 

Magnitude if Delta V= -25 (sqrt(1+1)) =-25sqrt2

Regards

Team Topperlearning

Answered by | 13 Feb, 2010, 09:28: AM

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