Question icon
Grade 99 grade science

Amar Monroe NY on a smooth floor as initial velocity of 0.4 metre per second is the floor office and retardation of 0.02 metre per second square calculate the time it will take to come rest

Profile image of Priyanshu Sharma
9 Years agoGrade 9
Answers icon

1 Answer

Profile image of hero
9 Years ago
v=u+at
v= 0 , u=0.4 , a=-0.02
using these
0=0.4 +(-0.02)×t
t=0.4/0.02
t= 20 seconds 
hope it helps
for any doubt plz feel free ask again.