Question

if an object is moving with velocity of 30 m/s and finaly stops calculate average velocity of the object.

Answer 1

Initial velocity u=30

i

^

Final velocity v=40

j

^

Change in velocity Δv=40

j

^

−30

i

^

Magnitude ∣Δv∣=

30

2

+40

2

=50

Average acceleration a=

Δt

∣Δv∣

=

10

50

=5 m/s

2

plz mark me as a braintlist answer