A bus moves the first few meters of its journey with an acceleration o – McqOptions

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1.	A bus moves the first few meters of its journey with an acceleration of 5 m/s² in 10s and the next few meters with an acceleration of 15 m/s² in 20s. What is the final velocity in m/s if it starts from rest?
A.	100
B.	350
C.	450
D.	400
Answer» C. 450

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