Question

A particle experiences a constant force after starting from rest. If it travels a distance x in the first two seconds and a distance y in the next two seconds, then (Marks:1)
y = 4x
y = 3x
y = 2x
y = x

Answer 1

x=1/2 a 2^2=>x=2a
z=1/2 a 4^2 =>z=8a
y=z-x=6a