A smooth object slides from rest down a smooth inclined plane inclined at 30 degrees to the horizontal. What is,

1)the acceleration down the plane
2)the time to reach the bottom if the plane is 5m long

Question

A smooth object slides from rest down a smooth inclined plane inclined at 30 degrees to the horizontal. What is, 

1)the acceleration down the plane
2)the time to reach the bottom if the plane is 5m long

lgbasallote · Answer

|dw:1342447326839:dw|

if im not mistaken it would be 9.8 cos 30

lgbasallote · Answer

lol im solving this like physics..

anonymous · Answer

it is physics

lgbasallote · Answer

i wonder...wont it be 9.8? since it's the gravitational pull?

.sam. · Answer

|dw:1342447533491:dw|
F=ma
mgsin(30)=ma
gsin(30)=a
Can you solve it now?