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?

MCQs on straight line motion basics, straight line position, path length and displacement, straight line average velocity, speed and acceleration, uniformly accelerated motion and relative velocity.