Question

A car travelling North at 20 m/s turns and
then travels south at 20 m/s. The change
in its velocity is?​

Answer 1

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Answer 2

Answer:

u = 20 j m/s

v = - 20 j m/s

Change in velocity = v - u

                               =  - 20 - 20

                                = - 40 j m/s

I hope it helps .