Question

A particle moves in east with velocity of 15 m/ for 2 sec. then moves northward with 5 m/ for 8 sec, then average velocity of the particle is-

(A) 1 m/*

(B) 5 m/*

(C) 7 m/*

(D) 10 m/*

Answer 1

Correct option (B) 5 m/s

Explanation:

average velocity = (Total displacement)/(Total time) = 50/10

= 5m/*