Question

According to FIR in Dwarka police station, Delhi,
car Awas at rest waiting for a red light at a
crossing when it was hit by another identical car
B from rear side. Both cars had their hand breaks
on, and from their skid marks it is surmised that
they skidded together about 9 m in the original
direction of travel before coming to rest. If
coefficient of friction p is 0.8, then what must
have been the speed of car B just before the
collision? (g = 10 m/s2)
24
12
48
36​

Answer 1

Answer:

24 is the answer please thank and follow me