View Single Post
Mar9-12, 10:57 AM
Sci Advisor
HW Helper
tiny-tim's Avatar
P: 26,148
Physics lab normal force please help

Quote Quote by albarnett17 View Post
Write an equation for the vertical y-component form of Newton's second law.
in other words:
draw a free body diagram

mark all the external forces on it

then do F = ma in the vertical direction
what do you get?