Question

A body starts from rest is accelerated uniformly for 30s. If x₁, x₂, x₃ are the distances travelled in first 10s; next 10s and last 10s respectively, then x₁ : x₂ :x₃ is 

(1) 1 : 2 : 3 

(2) 1 : 1 : 1 

(3) 1 : 3 : 5 

(4) 1 : 3 : 9

Answer 1

Correct option is  (3) 1 : 3 : 5