Question

Two trains travelling on the same track are
approaching each other with equal speeds of 40
m/s. The drivers of the trains begin to
decelerate simultaneously when they are just
2.0 km apart. Assuming the decelerations to be
uniform and equal, the value of the deceleration
to barely avoid collision should be
(a) 11.8 m/s2 (b) 11.0 m/s2
(c) 2.1 m/s2
(d) 0.8 m/s2​

Answer 1

Answer:

0.8 m/ S2 is the ans of the question