The velocity of a particle moving along the positive -direction is

PHYSICS · Subjective · A Level · Physics · Mechanics and materials · Mechanics and materials

Problem

The velocity of a particle moving along the positive

x

-direction is

v=(40-10t)\ \text{m/s}

. Here,

t

is in seconds. At time

t=0

, the

x

-coordinate of the particle is zero. Find the time when the particle is at a distance of

60\ \text{m}

from the origin.