A biker starts a race and crosses the half line in 3 second

Last updated: 6/10/2023

A biker starts a race and crosses the half line in 3 second with speed 54 km h and after that he increases his speed uniformally at a rate 7 5 m s and completed the race in 5 second A Acceleration in the first half of the race is 5 m s B He finished the race with speed 108 km h C Acceleration in the second half of the race is 12 5 m s Choose the correct option O Only A O Both B and C O Both A and B