Please give answer to q 14 A particle moving in a straight line w
a fixed point initially. It is at distanc
2
ith uniform acceleration is observed to be at a distance •a' from
e b, c, d from the same point after n, 2n, 3n second. Then (d -
Of a train moving at 72 km h-'
[dl 4(c — b)
sights another train moving at 4 m On the
