A motorbike starts from rest at time t=0 and begins to accelerate around a circular track as shown in the figure below. Eventually, at time t=t_1 the motorbike reaches the maximum velocity possible without slipping off the track. What's the minimum length in meters the motorbike must travel between t=0 and t=t_1?

Answer 1

answer please..............

Answer 2

hard

Answer 3

opps, i forgot to write the radius of track, r=10 meters

Answer 4

answer please