Question

a body is moving with 20 metre per second turn by 60 degree and continue with 20 metre per second find the charge in velocity​

Answer 1

Explanation:

Initial velocity of truck =0↑+20

j

^

m/s

Final velocity of truck =20↑+0

j

^

m/s

Change in velocity =(20↑+0

j

^

)−(0↑+20

j

^

)

=20↑−20

j

^

∣V∣=

(20)

2

+(20)

2

=20

2

m/s.

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