The velocity-time graph of a linear motion is shown below . The displacement from the origin after 8 seconds is

Options

A. 18 m
B. 6 m
C. 8 m
D. 16 m

Answer

b

Explanation

`S = (1//2) xx 1 xx 4 + 2 xx 4 + (1//2 xx 1 xx 4) - (1//2 xx 1 xx 2) - 2 xx 2 - (1//2) xx 1 xx 2 =12 -6 = 6` m.