- #1
kashiark
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Homework Statement
A 47N weight is pulled on a frictionless surface by a frictionless pulley that is attached to a 25N weight by a cord.
A. What is the acceleration of the 47N weight?
B. What is the force on the cord?
Homework Equations
F=ma
The Attempt at a Solution
A.
25=(47/9.8)a
a= about 5.2 m/s²
B. no clue whatsoever