Asked by Anonymous
A block is pushed up a frictionless inclinded plane with initial speed V0 =5.50 m/s. The angle of incline is 0= 23.0º. How far up the plane does the block go? How long does it take to get there?
Answers
Answered by
Elena
KE=PE
mv₀²/2=mgh=mgs/sinα
s= v₀²sinα /2g=
=5.5²sin23°/2•9.8 =…
v=v₀-at
v=0 => a= v₀/t
s=v₀t-at²/2=
= v₀t- v₀t²/2t= v₀t/2
t=2s/v₀=….
mv₀²/2=mgh=mgs/sinα
s= v₀²sinα /2g=
=5.5²sin23°/2•9.8 =…
v=v₀-at
v=0 => a= v₀/t
s=v₀t-at²/2=
= v₀t- v₀t²/2t= v₀t/2
t=2s/v₀=….