Question

An object is starting from rest accelerate. It velocity with accelaration of 20 m/s square in 40 second. find final velocity and displacement?​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

Acceleration is a measure of the change in velocity over time. The cars change in velocity is 40m/s−20m/s=20m/s Since this change in velocity takes place over 4 seconds, the cars acceleration is

=

Δt=Δv=

20m/s÷4

=5m/s^2